Question

A's increase is 10% less than that of B. by what per cent is B's income more the A's ?

Answer 1

let B income be X

A's income= 90℅ of X

B's income is more than A by= X -90℅ofX
= 10℅ of X

so ℅ = (10℅ of X)/ 90% of X . 100
= 100/9 = 11.1%