Ques 1 Ratio and Proportion
A shopkeeper earns a profit of 12% on selling a book at 10% discount on the printed price. The ratio of the cost price to the printed price of the book is?
a) 45 : 56
b) 50 : 61
c) 55 : 69
d) 99 : 125
Ques 2 Ratio and Proportion
An amount of Rs. 735 was divided between A, B & C. If each of them had received Rs. 25 less. Their shares would have been in the ratio 5: 4: 2. Find the money received by A.?
a) 325
b) 300
c) 410
d) 250
Ques 3 Ratio and Proportion
If (a + b) : (b + c) : (c + a) = 3 : 4 : 5 and a + b + c = 17. Find C?
a) 17/2
b) 17/3
c) 17/4
d) 17/5