Gina is buying a pair of shoes with an original cost of c dollars .The shoes are on sale for 25% off their original cost . Which two calculations could Gina perform in order to find the amount she needs to spend ? A. c+0.25c and 1.25c
B. c+0.25 and 1.25c
C. c-0.25 and 0.75c
D. c-0.25c and 0.75c

answer: the value should be used for i in the formula of calculation the monthly payment , the interest rate per period is 0.85.

step-by-step explanation:

the given rate of interest i= 85%

in calculating the monthly payment for a loan with an interest rate compounded monthly, the value of the interest rate per period we use in the formula must be in decimal form.

to convert it in decimal, we divide it by 100, we get

hence, the value should be used for i in the formula of calculation the monthly payment , the interest rate per period is 0.85.

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step-by-step explanation:

answer:

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