If 66% of the first number is equal to three-fifths of the second number, what is the ratio of the first number to the second number?

Explanation

Given: 66% of first number = 3/5 of second number Formula Used: ​ × A = Q × B​ P Solution: Let the first number be A and the second number be B. 66 3 ​ ×A= ×B 100 5 ​ ​ 33 3 ×A= ×B 50 5 ​ ​ A 3 50 = × 5 33 ​ ​ ​ B A 150 10 = = ​ 165 11 ​ ​ ​ B Ratio = 10 : 11 Final Answer So the correct answer is (d)