if 0.5 of a number is equal to 0.09 of another number , the ratio of the numbers i
sol . 0.5 a = 0.09 b â ‡ ” a / b = 0.09 / 0.50 = 9 / 50 â ˆ ´ a : b = 9 : 50 . answer e
divide(multiply(0.09, const_100), multiply(0.5, const_100))