Solve the Problem Using the Rule of 78s

Multiple Choice

Solve the problem using the rule of 78s.
-Dallas Wright took out a 48-month fixed installment loan of $6500 to purchase a new all-terrain Vehicle (ATV) . He began making monthly payments of $175.50. Instead of making his 27th Payment, Dallas decides to repay his loan in full. How much interest will Dallas save?

A) $377.93
B) $29.30
C) $358.19
D) $1654.71