Francesca borrowed $ 4,000 from her parents by taking out a loan at an annual simple interest rate of 6.4% over a 60-month time period. How much did she pay the bank in interest for borrowing the money ?

40 minutes

step-by-step explanation:

add the time and multiply by 2

oof

step-by-step explanation:

  or  

sin y = 7/q

7 is the opposite side length, q is the hypotenuse

tan y = 7/r

7 is the opposite side length, r is the adjacent side length

using sohcahtoa ^^^^

cos y = adjacent/hypotenuse

cos y = r/q