Johnnie rox borrowed $3,500.00 to tile his house. he agreed to pay back $4,000.00 in 180 days. what ordinary interest rate was he paying? (round your answer to the nearest tenth of a percent.)

12.5%

25.0%

3.0%

28.6%

28.6 %  

Step-by-step explanation:

Principal = $3,500.00

Amount = $4,000.00

Simple Interest = Amount - Principal = $4,000.00-$3500.00=$500

Time = 180 days = =0.5

Formula :

Where P is principal

R is rate in Percent

T = time in years

Substitute the values:

Hence he is paying 28.6 %  

step-by-step explanation:

which of the following statements correctly describes the expression below based on its degree and number of terms?

314 - 7x2 + 11

answer: a and b

step-by-step explanation: