Question

Ruby puts 8000 into a bank account.Each yea the bank interest at 7%.Work out the amount of money in Ruby’s bank account after two years

Answer 1

Ответ:

8487,2

Пошаговое объяснение:

a=8000

π=7

n=2

S-?

S=a×(1+π/100)²

S=8000×(1+7/100)²=8000×(103/100)²

S=8000×10609/10000=84872/10=8487,2