mason took out an $800 loan from the bank. at the end of 5 years, he pays back the principal, plus $120 simple interest. what was the interest rate? plz me

Answer : The interest rate was, 3 %

Step-by-step explanation :

Given:

Principle = $800

Simple interest (S.I) = $120

Time = 5 years

Now we have to determine the interest rate.

Formula used :

where,

P = principle

R = interest rate

T = time

S.I = simple interest

Now put all the given values in the above formula, we get:

Thus, the interest rate was, 3 %

maximum area = xy = (16)(32) = 512 ft2

to maximize the area of the garden, the side of the fence parallel to the side of the house should be 32 ft long, and the other two sides should both have length 16 ft.'

source

cosine

step-by-step explanation: