Q. 9

# Let us write by c

Answer :

Let principal = ₹x

At the rate of 8% compound interest per the annum the amount for 3 years

= ₹1.259x

∴ Compound interest for 3 years =₹ (1.259x – x)

By the condition, 1.259x – x = 31492.80

⇒ 0.259x = 31492.80

∴ x = 121593.82

∴ Principal is ₹121593.82

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