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A computer is available for ₹75,300 cash or for ₹25,740 cash down payment and two equal half-yearly instalments. If the dealer charges inte…

3015Hard DSSSB TGT Computer Science 0 replies

A computer is available for ₹75,300 cash or for ₹25,740 cash down payment and two equal half-yearly instalments. If the dealer charges interest at 20% p.a., compounded half-yearly, then the total interest to be paid by a customer who buys it in instalment scheme is:

  • A₹7,552
  • B₹7,564
  • C₹7,532
  • D₹7,574
Correct answer: A

Explanation

Balance = 75,300 − 25,740 = 49,560 at 10% per half-year. x/1.1 + x/1.21 = 49,560 gives x = 28,556. Total paid = 25,740 + 2 × 28,556 = 82,852, so interest = 82,852 − 75,300 = ₹7,552.

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