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Question (11)

QN0010812

Which action helps prevent water wastage in school?

(A) Leaving taps open
(B) Fixing leaking taps
(C) Washing floors repeatedly
(D) Overflowing tanks

Correct Answer: B

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Question (12)

QN0010813

The activity uses a used water bottle with a small hole to

(A) decorate the classroom
(B) create artificial dripping water
(C) store rainwater
(D) grow plants

Correct Answer: B

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Question (13)

QN0010814

A glass fills in 2 hours from a dripping tap. How many glasses will fill in 24 hours?

(A) 10
(B) 11
(C) 12
(D) 24

Correct Answer: C

Explanation:

24 ÷ 2 = 12

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Question (14)

QN0010815

A leak fills 1 glass in 3 hours. How many glasses will fill in 24 hours?

(A) 6
(B) 7
(C) 8
(D) 9

Correct Answer: C

Explanation:

24 ÷ 3 = 8

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Question (15)

QN0010816

If one glass fills every 4 hours, how many glasses fill in one day?

(A) 4
(B) 5
(C) 6
(D) 7

Correct Answer: C

Explanation:

24 ÷ 4 = 6

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Question (16)

QN0010817

A dripping tap fills 5 glasses in a day. How many glasses will it fill in 7 days?

(A) 25
(B) 30
(C) 35
(D) 40

Correct Answer: C

Explanation:

5 × 7 = 35

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Question (17)

QN0010818

A school finds 8 leaking taps. If each tap wastes water equal to 2 glasses daily, how many glasses are wasted each day?

(A) 10
(B) 12
(C) 16
(D) 20

Correct Answer: C

Explanation:

8 × 2 = 16

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Question (18)

QN0010819

A leak fills 6 glasses daily. How many glasses will fill in 5 days?

(A) 25
(B) 30
(C) 35
(D) 40

Correct Answer: B

Explanation:

6 × 5 = 30

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Question (19)

QN0010820

If a leaking tap fills 4 glasses in 12 hours, how many glasses will it fill in 24 hours at the same rate?

(A) 6
(B) 7
(C) 8
(D) 10

Correct Answer: C

Explanation:

Double the time means double the glasses: 8

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Question (20)

QN0010821

A school repairs 9 leaking taps out of 15 leaking taps. How many leaks still remain?

(A) 4
(B) 5
(C) 6
(D) 7

Correct Answer: C

Explanation:

15 - 9 = 6

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Question (11)

Which action helps prevent water wastage in school?

Explanation:

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Question (12)

The activity uses a used water bottle with a small hole to

Explanation:

Link:

Question (13)

A glass fills in 2 hours from a dripping tap. How many glasses will fill in 24 hours?

Explanation:

Link:

Question (14)

A leak fills 1 glass in 3 hours. How many glasses will fill in 24 hours?

Explanation:

Link:

Question (15)

If one glass fills every 4 hours, how many glasses fill in one day?

Explanation:

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Question (16)

A dripping tap fills 5 glasses in a day. How many glasses will it fill in 7 days?

Explanation:

Link:

Question (17)

A school finds 8 leaking taps. If each tap wastes water equal to 2 glasses daily, how many glasses are wasted each day?

Explanation:

Link:

Question (18)

A leak fills 6 glasses daily. How many glasses will fill in 5 days?

Explanation:

Link:

Question (19)

If a leaking tap fills 4 glasses in 12 hours, how many glasses will it fill in 24 hours at the same rate?

Explanation:

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Question (20)

A school repairs 9 leaking taps out of 15 leaking taps. How many leaks still remain?

Explanation:

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