---
title: It is given that ten customers are queued and that each is served in… — Receipts, refunds, queues and self-che… · tree and pragmatics
description: It is given that ten customers are queued and that each is served in two minutes. Determine the duration of the wait for a customer joining at the rear. Exam question 4 of lesson 14 «Receipts, refunds, queues and self-checkout» of the money course of Mova's primary school, with the dependency tree a
---

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# Exam question 4 · Receipts, refunds, queues and self-checkout

<!-- .ven lang=en -->
It is given that ten customers are queued and that each is served in two minutes. Determine the duration of the wait for a customer joining at the rear.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** you, customer · **What happens:** give, queue, serve, determine, join · **To what, where:** It, that, each, duration, rear

<!-- .vabout -->
This is exam question 4 of lesson 14 «Receipts, refunds, queues and self-checkout» 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/14-receipts-refunds-queues-and-self-checkout/#e4).

## The question {#question}

<!-- .note -->
*Sentence 1:* It is given that ten customers are queued and that each is served in two minutes.

```conllu
# sent_id = question:money:14-receipts-refunds-queues-and-self-checkout:e4:1
# text = It is given that ten customers are queued and that each is served in two minutes.
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj:pass	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	given	give	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	that	that	PRON	DT	Number=Sing|PronType=Dem	8	nsubj:pass	_	_
5	ten	ten	NUM	CD	NumForm=Word|NumType=Card	6	nummod	_	_
6	customers	customer	NOUN	NNS	Number=Plur	8	nsubj:pass	_	_
7	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	8	aux:pass	_	_
8	queued	queue	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	ccomp	_	_
9	and	and	CCONJ	CC	_	13	cc	_	_
10	that	that	SCONJ	IN	_	13	mark	_	_
11	each	each	DET	DT	PronType=Tot	13	nsubj:pass	_	_
12	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	aux:pass	_	_
13	served	serve	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	conj	_	_
14	in	in	ADP	IN	_	16	case	_	_
15	two	two	NUM	CD	NumForm=Word|NumType=Card	16	nummod	_	_
16	minutes	minute	NOUN	NNS	Number=Plur	13	obl	_	SpaceAfter=No
17	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **give** | present · passive |  | It |  |  |  |  | tree rules |
| 2 | **queue** | present · passive |  | that |  |  |  |  | tree rules |
| 3 | **serve** | present · passive |  | each |  |  | minute |  | vn masquerade-29.6-2 «NP V NP»: subject=Attribute |

<!-- .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.

<!-- .note -->
*Sentence 2:* Determine the duration of the wait for a customer joining at the rear.

```conllu
# sent_id = question:money:14-receipts-refunds-queues-and-self-checkout:e4:2
# text = Determine the duration of the wait for a customer joining at the rear.
1	Determine	determine	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	duration	duration	NOUN	NN	Number=Sing	1	obj	_	_
4	of	of	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	wait	wait	NOUN	NN	Number=Sing	3	nmod	_	_
7	for	for	ADP	IN	_	9	case	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
9	customer	customer	NOUN	NN	Number=Sing	6	nmod	_	_
10	joining	join	VERB	VBG	VerbForm=Ger	9	acl	_	_
11	at	at	ADP	IN	_	13	case	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	rear	rear	NOUN	NN	Number=Sing	10	obl	_	SpaceAfter=No
14	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **determine** | imperative | you *not said here* | the duration of the wait for a customer |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent duration=Topic |
| 2 | **join** | gerund | a customer *not said here* |  |  | the rear |  |  | vn mix-22.1-2-1 «NP V»: agent=Patient |

## The options {#options}

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

<!-- .ven lang=en -->
Twenty minutes

```conllu
# sent_id = question:money:14-receipts-refunds-queues-and-self-checkout:e4:o1:1
# text = Twenty minutes
1	Twenty	twenty	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	minutes	minute	NOUN	NNS	Number=Plur	0	root	_	_
```

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

### Option 2 {#o2}

<!-- .ven lang=en -->
Ten minutes

```conllu
# sent_id = question:money:14-receipts-refunds-queues-and-self-checkout:e4:o2:1
# text = Ten minutes
1	Ten	ten	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	minutes	minute	NOUN	NNS	Number=Plur	0	root	_	_
```

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

### Option 3 {#o3}

<!-- .ven lang=en -->
Twelve minutes

```conllu
# sent_id = question:money:14-receipts-refunds-queues-and-self-checkout:e4:o3:1
# text = Twelve minutes
1	Twelve	twelve	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	minutes	minute	NOUN	NNS	Number=Plur	0	root	_	_
```

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

### Option 4 {#o4}

<!-- .ven lang=en -->
Five minutes

```conllu
# sent_id = question:money:14-receipts-refunds-queues-and-self-checkout:e4:o4:1
# text = Five minutes
1	Five	five	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	minutes	minute	NOUN	NNS	Number=Plur	0	root	_	_
```

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

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**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.

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