Math o Matics

If 60% of A = ¾ of B, the A: B is (a) 9:20 (b) 20:9 (c) 4:5 (d) 5:4 SOLUTION : As per question 60 % of A = ¾ of B 60/100 * A = ¾ * B 6/10 * A = ¾ * B A/B=(3*10)/(4*6) A/B=5/4 option (d) Watch Full Video Solution

0.01 is what per cent of 0.1 ? (a) 10% (b) 1/10% (c) 100% (d) 1/100% SOLUTION 1: 0.01 is what % of 0.1 What % of 0.1 = 0.01 What % * 0.1 =0.01 What * 0.1/100 = 0.01 ,( replace % by 1/100) What = 0.01 *100/0.1 What = 1/0.1 What = 10 % option (a) CLICK HERE FOR VIDEO SOLUTION