--- title: Unit prices and sales that are not really sales — how Mova does on the tests · Money description: Lesson 13 of the money course of Mova's primary school: 6 of 11 tests right, exam 0 of 4, every question with the options, the student's choice, the right answer and why it chose. --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/school-run/money/13-unit-prices-and-sales-that-are-not-really-sales/) [home](https://md.mova.elamur.ai/free/en/) / [at school](https://md.mova.elamur.ai/free/en/school-run/) / [Money](https://md.mova.elamur.ai/free/en/school-run/money/) / 13 # Unit prices and sales that are not really sales **Tests:** 6 of 11 right · **Exam:** 0 of 4 right · **Kind:** ★★ · **Understood:** 7 of 15 · **Run:** 2026-10-18, commit `f3c23ea72` Lesson 13 of the money course of Mova's primary school, as Mova's small model took its tests: it had read this lesson and the ones before it and learned from their exercises. Each test shows the options in the order the student saw them, its choice, the right answer, the score of every option and why it chose. The lesson itself, sentence by sentence with trees and pragmatics: [the lesson in the corpora](https://md.mova.elamur.ai/free/en/corpora/school/money/13-unit-prices-and-sales-that-are-not-really-sales/). Every question of this lesson and each of its options parsed by Mova, with trees and pragmatics: [the lesson's questions in the corpora](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/). ### Test 1 · ★★ · right ✓ {#t1} "Look, Mum! Giant pack, so cheap!" Mum points at the tiny writing. What's she checking? - **1.** The unit price, which shows it's dearer per gram — **← Mova's choice** · **✓ the right answer** · score 3 - **2.** The use-by date, which says it's off — no support - **3.** The weight, which shows it's empty — no support - **4.** The barcode, which shows it's fake — no support **Why:** It took the question to ask what it is done to. It chose option 1 with score 3, the only option with support. Its support: lesson 13, line 2: «Big is not always cheaper: a 100 g pack for £1 is 1p a gram, while a 300 g "giant" pack for £3.30 is 1.1p a gram, so the giant one is dearer per gram; shelf la…», reached through a sentence linked to the one the question matched. What matched: the same circumstance (+2); the same property (+1); the same light verb (be, have, do, get, go) (+1). Against it: a different doer (counts against) (-1). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/t1/) ### Test 2 · ★★ · wrong ✗ {#t2} Dean goes "mate, that's not a sale" about £60 trainers under a SALE sign. Is he right? - **1.** No, every sale sign means a lower price — no support - **2.** No, the sign makes them cheaper at the till — **← Mova's choice** · score 3 - **3.** Yes, they actually went up to £70 before the sale — no support - **4.** Yes, the price didn't change at all — **✓ the right answer** · no support **Why:** It took the question to ask which statement is true. It chose option 2 with score 3, the only option with support. Its support: lesson 12, line 3: «Some "deals" are not deals at all: cereal at £2.40 a box costs £4.80 for two, so a "2 for £5" sign makes you pay 20p more, and shops count on people not checki…», reached through the option's own match among the sentences about the question's things. What matched: the same action «make» (+2); the same doer «sign» (+2). Against it: a different thing acted on (counts against) (-1). The right option, 4, found no support in what it remembers. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/t2/) ### Test 3 · ★★ · wrong ✗ {#t3} Nan: "they've nicked a chunk!" Her bar went from 200 g to 180 g, still £2. If she buys 10 bars, how much chocolate does she lose in all? - **1.** 2 kg — **← Mova's choice** · no support - **2.** 180 g — no support - **3.** 200 g — **✓ the right answer** · no support - **4.** 20 g — no support **Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/t3/) ### Test 4 · ★★ · right ✓ {#t4} Your mate: "Big packs are ALWAYS cheaper, everyone knows that." What's the truth? - **1.** Often, but not always; check the unit price — **← Mova's choice** · **✓ the right answer** · no support - **2.** No, big packs are always dearer — no support - **3.** Yes, always, because it's a law that big packs are cheaper — no support - **4.** Only on Black Friday — no support **Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/t4/) ### Test 5 · ★★ · wrong ✗ {#t5} Rob's dad checks a price-tracking site on Black Friday. Why? - **1.** To find a shop nearby that's still open late tonight — **← Mova's choice** · no support - **2.** To see if the "was £600" price was ever real — **✓ the right answer** · no support - **3.** To order a second telly for the bedroom at half price — no support - **4.** To read reviews of the new film at the cinema — no support **Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/t5/) ### Test 6 · ★★ · right ✓ {#t6} A Geordie mate says "that's a canny deal, man, six pens for three quid!" ("Canny" means good.) Singles are 40p. Is it canny? - **1.** No, the pack is 50p a pen, singles are 40p — **← Mova's choice** · **✓ the right answer** · score 10 - **2.** Yes, because packs of pens are always cheaper than singles — no support - **3.** No, the pack is £1 a pen — no support - **4.** Yes, it's 30p a pen — no support **Why:** It took the question to ask which statement is true. It chose option 1 with score 10, the only option with support. Its support: lesson 13, line 2: «Big is not always cheaper: a 100 g pack for £1 is 1p a gram, while a 300 g "giant" pack for £3.30 is 1.1p a gram, so the giant one is dearer per gram; shelf la…», reached through the remembered sentence the question matched. What matched: the same doer «g pack» (+4); the same thing acted on «1 p» (+4); the same light verb (be, have, do, get, go) (+2). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/t6/) ### Test 7 · ★★ · right ✓ {#t7} Sam yells "lies!" at a cereal box covered in strawberries with only 3 g of fruit in every 100 g. What's going on? - **1.** The picture is an advert; the ingredients tell the truth — **← Mova's choice** · **✓ the right answer** · score 8 - **2.** The shop stole the strawberries — no support - **3.** The strawberries melted in the box — no support - **4.** Pictures on boxes must show exactly what's inside — score 5 **Why:** It took the question to ask who or what does it. It chose option 1 with score 8, against 5 for the next best. Its support: lesson 13, line 4: «Watch for shrinkflation, when a bar shrinks from 200 g to 180 g at the same £2, and remember that a picture on a box is an advert, while the ingredients list t…», reached through the same lesson line as the sentence the question matched. What matched: it fills the role the question asks for (+3); the same doer «picture» (+2); the same thing acted on «advert» (+2); the same light verb (be, have, do, get, go) (+1). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/t7/) ### Test 8 · ★★ · wrong ✗ {#t8} Aidan needs 6 cans: £1 each at the corner shop, 60p at the big supermarket. How much does he save at the supermarket? - **1.** 40p — **← Mova's choice** · score 12 - **2.** £6.00 — no support - **3.** £3.60 — no support - **4.** £2.40 — **✓ the right answer** · no support **Why:** It took the question to ask what it is done to. It chose option 1 with score 12, the only option with support. Its support: lesson 13, line 1: «To compare a small pack and a big pack fairly, work out the price for the same amount, called the unit price: four small 250 ml juices at 50p make a litre for…», reached through the remembered sentence the question matched. What matched: it fills the role the question asks for (+6); the same action «save» (+4); the same thing acted on «40 p» (+4). Against it: a different doer (counts against) (-2). The right option, 4, found no support in what it remembers. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/t8/) ### Test 9 · ★★ · right ✓ {#t9} What would happen if nobody ever checked "was" prices? - **1.** Shops could raise prices before sales and fake big discounts — **← Mova's choice** · **✓ the right answer** · score 3 - **2.** Prices would always fall by half — no support - **3.** Every price would become fair — no support - **4.** Sales would stop happening — no support **Why:** It took the question to ask what happens next. It chose option 1 with score 3, the only option with support. Its support: lesson 11, line 12: «Different shops charge different prices for the same thing; checking a few shops is called shopping around.», reached through the same lesson line as the sentence the question matched. What matched: the same doer «different shops» (+2); the same thing acted on «different prices» (+2). Against it: a different action (counts against) (-1). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/t9/) ### Test 10 · ★★ · wrong ✗ {#t10} Gran sniffs at a £2 limited-edition sweet, "it's the same flipping sweet." A Gen Z cousin says "it's giving scam vibes, lowkey." ("It's giving" means it seems like.) What's the honest view? - **1.** Limited editions are always made of better stuff — **← Mova's choice** · no support - **2.** The normal sweet must be fake — no support - **3.** Limited editions are illegal — no support - **4.** Often it's the same sweet in new packaging, so it's your choice — **✓ the right answer** · no support **Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/t10/) ### Test 11 · ★★ · right ✓ {#t11} Juice: 500 ml for 90p or 1 litre for £1.60. Which is cheaper per litre? - **1.** The 1 litre bottle (£1.60 against £1.80) — **← Mova's choice** · **✓ the right answer** · no support - **2.** The 500 ml bottle (90p against £1.60) — no support - **3.** The 500 ml bottle (£1.80 a litre against £1.60) — no support - **4.** They are exactly the same — no support **Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/t11/) ### Exam question 1 · formal language · wrong ✗ {#e1} Which of the following statements most accurately characterises the term "unit price"? - **1.** The price prevailing upon Black Friday only — **← Mova's choice** · no support - **2.** The price expressed in respect of a single gram, litre or item — **✓ the right answer** · no support - **3.** The price displayed upon a sign bearing the word "sale" — no support - **4.** The price of the largest package available — no support **Why:** Nothing it remembers matched the question, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/e1/) ### Exam question 2 · formal language · wrong ✗ {#e2} It is given that a product of two hundred grams is reduced to one hundred and eighty grams whilst its price of two pounds is maintained. Identify the phenomenon. - **1.** Shrinkflation — **✓ the right answer** · no support - **2.** A loyalty reward — **← Mova's choice** · score 3 - **3.** A bundle offer — no support - **4.** A genuine reduction in price — no support **Why:** It took the question to ask which statement is true. It chose option 2 with score 3, the only option with support. Its support: lesson 12, line 12: «A loyalty card gives you a reward, like a free drink, for coming back often; it only helps if you would shop there anyway.», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «reward» (+2); the same property (+1). The right option, 1, found no support in what it remembers. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/e2/) ### Exam question 3 · formal language · wrong ✗ {#e3} It is given that four containers of two hundred and fifty millilitres are priced at fifty pence each, and a single container of one litre at one pound sixty pence. Ascertain the saving per litre afforded by the larger container. - **1.** Sixty pence — **← Mova's choice** · no support - **2.** Forty pence — **✓ the right answer** · no support - **3.** Fifty pence — no support - **4.** Twenty pence — no support **Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/e3/) ### Exam question 4 · formal language · wrong ✗ {#e4} Select the response consistent with the established facts concerning the inscription "up to seventy per cent off". - **1.** Seventy per cent of the purchase price is refunded — **← Mova's choice** · no support - **2.** Most articles are reduced by more than seventy per cent — no support - **3.** The maximal reduction applies to some articles only, most being reduced less — **✓ the right answer** · no support - **4.** Every article is reduced by precisely seventy per cent — no support **Why:** Nothing it remembers matched the question, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/money/13-unit-prices-and-sales-that-are-not-really-sales/e4/) - ← previous: [12. Offers: 3 for 2, buy one get one free, bundles](https://md.mova.elamur.ai/free/en/school-run/money/12-offers-3-for-2-buy-one-get-one-free-bundles/) - next →: [14. Receipts, refunds, queues and self-checkout](https://md.mova.elamur.ai/free/en/school-run/money/14-receipts-refunds-queues-and-self-checkout/) - ↑ back to [Money](https://md.mova.elamur.ai/free/en/school-run/money/)