On the basis of selling price of an article, the loss is calculated to be 25%. The % of loss on the basis of cost price is A. 18 B. 20 C. 22 D. 25 View Answer

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in : View Answer

Find the limiting friction acting on an iron block kept on a horizontal surface , if coefficient of friction between block and surfaces 0.08 and the mass of block is 60 kg A. 480N B. 48N C. 600N D. 60N View Answer

Let required number is X. So,

4/9 of 3/16 of X = 155

4/9 * 3/16 * X = 155

X/12 = 155

X = 155 * 12

X = 1860.