Exam was 415 point contains 50 questions. Some questions are worth nine points, and others are worth eight points. How many nine. eight point questions are on the test?

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of

5x10^11 x 65

325 x 10^11

or

325,