If 15% of A is the same as 20% of B, then A : B is :
a) 3 : 4 b) 4 : 3 c) 17 : 16 d) 16 : 17
Which of the following ratios is greatest ?
a) 7 :15 b) 15 :23 c) 17 :25 d) 21 :29
The speeds of three motor bikes are in the ratio 6 : 5 : 4. The ratio between the time taken by them to travel the same distance is :
a) 10 : 12 : 15 b) 12 : 10 : 8 c) 15 : 12: 10 d) 10 : 15 : 12
The seats in an Engineering college for Computer science, electronics and civil are in the ratio of 5 : 7 :8. There is a proportion to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats ?
a) 2 : 3 : 4 b) 6 : 7 : 8 c) 6 : 8 : 9 d) none of these
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