Question

An airplane carries 500 passengers. 45% are men, 20% are children. The number of woman in the airplane is

Answer 1

The number of women in the plane is 175.
45% of 500 = 225 which is men
20% of 500 = 100 which is children
225+100 = 325
500-325= 175. Therefore 175 is the number of women.