(Sample Material) CSAT Online Coaching : Basic Numeracy "Ratio & Proportion"

Sample Material of Our Online Coaching Programme

Subject: Basic Numeracy

Topic: Ratio & Proportion

1. The prices of a scooter and a T.V. are in the ratio 7 : 5. If the scooter costs Rs. 8000 more than a T.V. set, then the price of a T.V. set is:

(a) Rs. 10,000
(b) Rs. 42,000
(c) Rs. 28,000
(d) Rs. 32,000

2. An alloy is to contain copper and zinc in the ratio 9 : 4. The zinc required to be melted with 24 kg of copper is:

3. 60 kg of an alloy A is mixed with 100 kg of alloy B. If alloy A has lead and tin in the ratio 3 : 2 and alloy B has tin and copper in the ratio 1 : 4, then the amount of tin in the new alloy is:

(a) 38 kg
(b) 44 kg
(c) 55 kg
(d) 84 kg

4. The compounded ratio of (2 : 3), (6 : 11) and (11 : 2) is:

(a) 7 : 2
(b) 2 : 1
(c) 11 : 24
(d) 58 : 121