Under a gym membership plan, a customer agreed to pay the total fee in equal monthly instalments. After paying 12 instalments, he realized that 75% of the total amount had been paid. How many instalments were included in the full payment plan?

(a) 16

(b) 18

(c) 20

(d) 21

Question

Under a gym membership plan, a customer agreed to pay the total fee in equal monthly instalments. After paying 12 instalments, he realized that 75% of the total amount had been paid. How many instalments were included in the full payment plan?

(a) 16

(b) 18

(c) 20

(d) 21

ONLiNE UPSC · Accepted Answer

Let total number of instalments = x

Given:
12 instalments = 75% of total

12/x = 75/100

x = 16

Hence, correct option is a.

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Calculation of Total Payment Instalments

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