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Question (11)

QN0019302

A map scale is 1 cm : 5 km. A distance of 7 cm on the map represents:

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

Correct Answer: B

Explanation:

7 × 5 = 35 km.

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Question (12)

QN0019303

If 9 litres of paint cover 135 m², how much area will 15 litres cover?

(A) 200 m²
(B) 225 m²
(C) 250 m²
(D) 270 m²

Correct Answer: B

Explanation:

Area covered = 135 × 15/9 = 225 m².

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Question (13)

QN0019304

A machine produces 240 bottles in 6 hours. How many bottles will it produce in 9 hours?

(A) 300
(B) 320
(C) 360
(D) 400

Correct Answer: C

Explanation:

Production = 240 × 9/6 = 360 bottles.

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Question (14)

QN0019305

If 3 kg of apples cost ₹240, then 7 kg cost:

(A) ₹490
(B) ₹540
(C) ₹560
(D) ₹600

Correct Answer: C

Explanation:

Cost per kg = ₹80, so 7 kg cost ₹560.

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Question (15)

QN0019306

A bus travels 150 km in 3 hours. At the same speed, it will travel in 5 hours:

(A) 200 km
(B) 225 km
(C) 250 km
(D) 300 km

Correct Answer: C

Explanation:

Distance = 150 × 5/3 = 250 km.

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Question (16)

QN0019307

Nitin used 3 bags of cement for a 60 ft wall. The ratio of wall length to cement bags is:

(A) 10 : 1
(B) 15 : 1
(C) 20 : 1
(D) 30 : 1

Correct Answer: C

Explanation:

60 : 3 simplifies to 20 : 1.

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Question (17)

QN0019308

Hari built a 40 ft wall using 2 bags of cement. The simplest ratio of wall length to cement bags is:

(A) 10 : 1
(B) 20 : 1
(C) 30 : 1
(D) 40 : 1

Correct Answer: B

Explanation:

40 : 2 simplifies to 20 : 1.

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Question (18)

QN0019309

Since Nitin’s and Hari’s ratios are the same, their walls are:

(A) Different in strength
(B) Equally strong
(C) Weak
(D) Unequal

Correct Answer: B

Explanation:

Equal ratios indicate proportional use of cement.

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Question (19)

QN0019310

A shop sells 12 pens for ₹84. The cost of 20 pens is:

(A) ₹120
(B) ₹130
(C) ₹140
(D) ₹150

Correct Answer: C

Explanation:

Cost per pen = ₹7, so 20 pens cost ₹140.

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Question (20)

QN0019311

If 4 metres of cloth cost ₹360, then 10 metres cost:

(A) ₹800
(B) ₹850
(C) ₹900
(D) ₹950

Correct Answer: C

Explanation:

Cost per metre = ₹90, so 10 metres cost ₹900.

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Question (11)

A map scale is 1 cm : 5 km. A distance of 7 cm on the map represents:

Explanation:

Link:

Question (12)

If 9 litres of paint cover 135 m², how much area will 15 litres cover?

Explanation:

Link:

Question (13)

A machine produces 240 bottles in 6 hours. How many bottles will it produce in 9 hours?

Explanation:

Link:

Question (14)

If 3 kg of apples cost ₹240, then 7 kg cost:

Explanation:

Link:

Question (15)

A bus travels 150 km in 3 hours. At the same speed, it will travel in 5 hours:

Explanation:

Link:

Question (16)

Nitin used 3 bags of cement for a 60 ft wall. The ratio of wall length to cement bags is:

Explanation:

Link:

Question (17)

Hari built a 40 ft wall using 2 bags of cement. The simplest ratio of wall length to cement bags is:

Explanation:

Link:

Question (18)

Since Nitin’s and Hari’s ratios are the same, their walls are:

Explanation:

Link:

Question (19)

A shop sells 12 pens for ₹84. The cost of 20 pens is:

Explanation:

Link:

Question (20)

If 4 metres of cloth cost ₹360, then 10 metres cost:

Explanation:

Link:

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