Question 12:
At the end of 4 years, the balance in Mr. Jenkins's account would be:
$1,250 + ($1,250 * 0.0425 * 4) = $1,462.50
Therefore, the correct answer is: $1,462.50
Question 13:
The interest Tamara will earn on her investment at the end of 3 years would be:
$15,000 * 0.04 * 3 = $1,800
Therefore, the correct answer is: $1,800