Answer:
a. $5
b. $4
c. $6
Explanation:
a. store A?
Beginning balance = $300
Ending balance = $300 - $100 = $200
Average balance = ($300 + $200) ÷ 2 = $250
Monthly APR = 24% ÷ 12 = 2%
June finance charge = Average balance × Monthly APR = $250 × 2% = $5
b. store B
June finance charge = (Beginning balance - Payments) × Monthly APR = ($300 - $100) × 2% = $4
c. store C?
June finance charge = Beginning balance × Monthly APR = $300 × 2% = $6