Mr. and Mrs. Smith retired on 80 percent of their pre-retirement earnings. If they are living on $35,000 per year, What was the total amount of their pre-retirement income?

A) 28,000
B) 43,750
C) 63,000
D) 78,750

Respuesta :

35000=80%
divide by 4
8750=20%
times 5 both sides
43750=100%

B is answer
'A' you take 80 and turn it into 0.80 and times it by the 35,000 and then you get 28,000