Answer:
(B) 12%
Explanation:
Original cost of the television = $500
Cost using the payment plan = Down payment + EMI's for 6 months
= $124 +72.5*6
= $560
Percentage increase =

=

= 60/5
= 12%
Hence, the percent increase from the original cost of the television to the cost of television using the payment plan = 12% (C)