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Question (21)

QN0019312

A train covers 360 km in 6 hours. Distance covered in 9 hours at the same speed is:

(A) 480 km
(B) 500 km
(C) 540 km
(D) 600 km

Correct Answer: C

Explanation:

Distance = 360 × 9/6 = 540 km.

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Question (22)

QN0019313

If 16 books weigh 8 kg, then 24 books weigh:

(A) 10 kg
(B) 12 kg
(C) 14 kg
(D) 16 kg

Correct Answer: B

Explanation:

Weight = 8 × 24/16 = 12 kg.

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Question (23)

QN0019314

The ratio of teachers to students in a school is 4 : 120. In simplest form, it is:

(A) 1 : 20
(B) 1 : 25
(C) 1 : 30
(D) 1 : 40

Correct Answer: C

Explanation:

Divide both terms by 4 to get 1 : 30.

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Question (24)

QN0019315

A juice mixture requires 3 parts syrup for 9 parts water. For 15 parts syrup, water needed is:

(A) 30 parts
(B) 35 parts
(C) 40 parts
(D) 45 parts

Correct Answer: D

Explanation:

Since syrup increases by a factor of 5, water also becomes 9 × 5 = 45 parts.

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Question (25)

QN0019316

A gardener uses 2 litres of water for 5 plants. Water needed for 20 plants is:

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

Correct Answer: C

Explanation:

Water required = 2 × 20/5 = 8 L.

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Question (26)

QN0019317

If 14 : 21 :: x : 42, then x is:

(A) 24
(B) 28
(C) 32
(D) 36

Correct Answer: B

Explanation:

Since 21 becomes 42 by multiplying by 2, 14 also becomes 28.

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Question (27)

QN0019318

A baker uses 6 eggs for 18 muffins. Eggs needed for 30 muffins are:

(A) 8
(B) 10
(C) 12
(D) 15

Correct Answer: B

Explanation:

Eggs required = 6 × 30/18 = 10.

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Question (28)

QN0019319

If 5 litres of milk produce 2 kg cheese, then 20 litres produce:

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

Correct Answer: C

Explanation:

Cheese produced = 2 × 20/5 = 8 kg.

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Question (29)

QN0019320

A map shows 2 cm for 50 km. A real distance of 125 km will appear as:

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

Correct Answer: B

Explanation:

Map distance = 125 × 2/50 = 5 cm.

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Question (30)

QN0019321

A person earns ₹600 in 5 hours. Earnings in 8 hours are:

(A) ₹840
(B) ₹900
(C) ₹960
(D) ₹1000

Correct Answer: C

Explanation:

Earnings = 600 × 8/5 = ₹960.

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Question (21)

A train covers 360 km in 6 hours. Distance covered in 9 hours at the same speed is:

Explanation:

Link:

Question (22)

If 16 books weigh 8 kg, then 24 books weigh:

Explanation:

Link:

Question (23)

The ratio of teachers to students in a school is 4 : 120. In simplest form, it is:

Explanation:

Link:

Question (24)

A juice mixture requires 3 parts syrup for 9 parts water. For 15 parts syrup, water needed is:

Explanation:

Link:

Question (25)

A gardener uses 2 litres of water for 5 plants. Water needed for 20 plants is:

Explanation:

Link:

Question (26)

If 14 : 21 :: x : 42, then x is:

Explanation:

Link:

Question (27)

A baker uses 6 eggs for 18 muffins. Eggs needed for 30 muffins are:

Explanation:

Link:

Question (28)

If 5 litres of milk produce 2 kg cheese, then 20 litres produce:

Explanation:

Link:

Question (29)

A map shows 2 cm for 50 km. A real distance of 125 km will appear as:

Explanation:

Link:

Question (30)

A person earns ₹600 in 5 hours. Earnings in 8 hours are:

Explanation:

Link:

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