What is 21 1/4% expressed as a fraction?
a) 13/200
b) 17/80
c) 21/80
d) 17/40

B. 17/80

Step-by-step explanation:

The decimal form is 0.2125.

To make sure if 17/80 is 21.25 percent divide 17÷80=0.2125=21.15 percent

mnkjn

step-by-step explanation:

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