---
title: Of cartons of 250 millilitres at forty pence, a bottle of one litre… — Olympiad: best buys and change at the… · tree and pragmatics
description: Of cartons of 250 millilitres at forty pence, a bottle of one litre at one pound fifty and a bottle of two litres at three pounds twenty, identify the cheapest per litre. Exam question 3 of lesson 41 «Olympiad: best buys and change at the till ★★★» of the money course of Mova's primary school, with 
---

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# Exam question 3 · Olympiad: best buys and change at the till ★★★

<!-- .ven lang=en -->
Of cartons of 250 millilitres at forty pence, a bottle of one litre at one pound fifty and a bottle of two litres at three pounds twenty, identify the cheapest per litre.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** you · **What happens:** identify · **To what, where:** cheapest

<!-- .vabout -->
This is exam question 3 of lesson 41 «Olympiad: best buys and change at the till ★★★» of the money course of Mova's primary school, asked in stiff, formal language. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/money/41-olympiad-best-buys-and-change-at-the-till/#e3).

## The question {#question}

```conllu
# sent_id = question:money:41-olympiad-best-buys-and-change-at-the-till:e3:1
# text = Of cartons of 250 millilitres at forty pence, a bottle of one litre at one pound fifty and a bottle of two litres at three pounds twenty, identify the cheapest per litre.
1	Of	of	ADP	IN	_	2	case	_	_
2	cartons	carton	NOUN	NNS	Number=Plur	30	obl	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	250	250	NUM	CD	NumForm=Digit|NumType=Card	5	nummod	_	_
5	millilitres	millilitre	NOUN	NNS	Number=Plur	2	nmod	_	_
6	at	at	ADP	IN	_	8	case	_	_
7	forty	forty	NUM	CD	NumForm=Word|NumType=Card	8	nummod	_	_
8	pence	pence	NOUN	NNS	Number=Plur	5	nmod	_	SpaceAfter=No
9	,	,	PUNCT	,	_	11	punct	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	bottle	bottle	NOUN	NN	Number=Sing	2	conj	_	_
12	of	of	ADP	IN	_	14	case	_	_
13	one	one	NUM	CD	NumForm=Word|NumType=Card	14	nummod	_	_
14	litre	litre	NOUN	NN	Number=Sing	11	nmod	_	_
15	at	at	ADP	IN	_	17	case	_	_
16	one	one	NUM	CD	NumForm=Word|NumType=Card	17	nummod	_	_
17	pound	pound	NOUN	NN	Number=Sing	11	nmod	_	_
18	fifty	fifty	NUM	CD	NumForm=Word|NumType=Card	17	flat	_	_
19	and	and	CCONJ	CC	_	21	cc	_	_
20	a	a	DET	DT	Definite=Ind|PronType=Art	21	det	_	_
21	bottle	bottle	NOUN	NN	Number=Sing	2	conj	_	_
22	of	of	ADP	IN	_	24	case	_	_
23	two	two	NUM	CD	NumForm=Word|NumType=Card	24	nummod	_	_
24	litres	litre	NOUN	NNS	Number=Plur	21	nmod	_	_
25	at	at	ADP	IN	_	27	case	_	_
26	three	three	NUM	CD	NumForm=Word|NumType=Card	27	nummod	_	_
27	pounds	pound	NOUN	NNS	Number=Plur	2	conj	_	_
28	twenty	twenty	NUM	CD	NumForm=Word|NumType=Card	27	flat	_	SpaceAfter=No
29	,	,	PUNCT	,	_	2	punct	_	_
30	identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
31	the	the	DET	DT	Definite=Def|PronType=Art	32	det	_	_
32	cheapest	cheap	ADJ	JJS	Degree=Sup	30	obj	_	_
33	per	per	ADP	IN	_	34	case	_	_
34	litre	litre	NOUN	NN	Number=Sing	32	nmod	_	SpaceAfter=No
35	.	.	PUNCT	.	_	30	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the cheapest |  |  |  | of cartons of 250 millilitres at forty pence and a bottle of one litre at one pound and a bottle of two litres and three pounds; per litre | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent cheap=Theme |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

## The options {#options}

### Option 1 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
The bottle of one litre

```conllu
# sent_id = question:money:41-olympiad-best-buys-and-change-at-the-till:e3:o1:1
# text = The bottle of one litre
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	bottle	bottle	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	one	one	NUM	CD	NumForm=Word|NumType=Card	5	nummod	_	_
5	litre	litre	NOUN	NN	Number=Sing	2	nmod	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 2 {#o2}

<!-- .ven lang=en -->
The two-litre bottle

```conllu
# sent_id = question:money:41-olympiad-best-buys-and-change-at-the-till:e3:o2:1
# text = The two-litre bottle
1	The	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
2	two	two	NUM	CD	NumForm=Word|NumType=Card	4	nummod	_	SpaceAfter=No
3	-	-	PUNCT	HYPH	_	2	punct	_	SpaceAfter=No
4	litre	litre	NOUN	NN	Number=Sing	5	compound	_	_
5	bottle	bottle	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 3 {#o3}

<!-- .ven lang=en -->
All three are equal

```conllu
# sent_id = question:money:41-olympiad-best-buys-and-change-at-the-till:e3:o3:1
# text = All three are equal
1	All	all	DET	DT	PronType=Tot	2	det	_	_
2	three	three	NUM	CD	NumForm=Word|NumType=Card	4	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	equal	equal	ADJ	JJ	Degree=Pos	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | all three |  |  |  |  | equal *property* | tree rules |

### Option 4 {#o4}

<!-- .ven lang=en -->
The cartons

```conllu
# sent_id = question:money:41-olympiad-best-buys-and-change-at-the-till:e3:o4:1
# text = The cartons
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	cartons	carton	NOUN	NNS	Number=Plur	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

<!-- div src -->

**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

<!-- /div -->

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- next →: [Olympiad: best buys and change at the…, exam 4](https://md.mova.elamur.ai/free/en/corpora/questions/money/41-olympiad-best-buys-and-change-at-the-till/e4/)
- ↑ back to [Olympiad: best buys and change at the till ★★★](https://md.mova.elamur.ai/free/en/corpora/questions/money/41-olympiad-best-buys-and-change-at-the-till/)