Question

40% of _ =$10:00

A $0.25
B $4.00
C $25.00
D $40.00
E none of these

Answer 1

B $4.00
...............

Answer 2

C $25.00

Explanation:

I don't have much time, but 0.4*25 = 10.

Set 2/5 (40/100) to equal 10/x.