Answer:
Interest rate, R = 244%
Step-by-step explanation:
Given the following data;
Principal = $270
Simple interest = future amount - principal = 309.60 - 270 = $39.60
Time = 22/360 = 0.06 years
To find the interest rate?
Mathematically, simple interest is calculated using this formula;

Where;
Substituting into the equation, we have;
Cross-multiplying, we have;
<em>Interest rate, R = 244.44 ≈ 244%</em>
<em>Therefore, the pawnbroker charged Elisa a simple interest rate of 244%.</em>
Answer:
1,080 cm2
Step-by-step explanation:
you need to find the surface area...so
15x12=180
180x4=720
12x12=144
144x2=288
720+288=1008
11 over 13 I think is the answer
Answer: 64 and 81
Step-by-step explanation: I used my brain. :)