Answer:
Equation: r-20=74
Step-by-step explanation:
So he started with 94. I got B
Simple interest:
Simple interest is simple. Each year, the interest is calculated as a percentage of the principal, as follows: Interest= (principal) x (rate) x (time).
Compound interest:
Compound interest<span> is calculated on the principal amount and also on the accumulated </span>interest <span>of previous periods.</span>
Answer:
$105 interest
Step-by-step explanation:
Interest = $105
