In a game an octahedral dice (8 sides) numbered 1 to 8 lands on 8 18 times, and on 1 to 7 42 times. what fraction of times was the score less than 8

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