A bus starts from city X. The number of women in the bus is half of the number of men. In city Y, 10 men leave the bus and five women enter. Now, number of men and women is equal. How many passengers entered the bus in the beginning?

Options

A. 15
B. 30
C. 36
D. 45

Answer

D

Explanation

Let number of women = x so men = 2x.
` therefore ` 2x - 10 = x +5 or x = 15.
Total number of passengers = 3 x 15 = 45.