Question

1) If A is 125% of B, then B is what percent of A?

A) 60%
B) 75%
C) 80%
D) 88%
E) 90%

2) In an opinion poll of 50 men and 40 women, 70% of the men and 25% of the women said that they preferred fiction to nonfiction books. What percent of the number of people polled preferred to red fiction?

a) 40%
b) 45%
c) 50%
d) 60%
e) 75%

3) A number a increased by 20% of a results in a number b. When b is decreased by 33 1/3% of b, the result is c. The number c is what percent of a?

a) 40%
b) 60%
c) 80%
d) 120%
e) 150%

Answer 1

What choices did you pick?
Where are your difficulties?

I will do the first one, you try the others

If A is 125% of B ----> A = 1.25B
B = (1/1.25)A
= .8A
so B is 80% of A

Answer 2

1)a
2)b