If Meena gives an interest of ₹45 for one year at 9% rate p.a. What is the sum she has borrowed?

Simple Interest = ₹45, Rate (R) = 9% p.a., Time (T) = 1 years

Simple Interest = PXRXT/100
⇒ 45 = PX9X1/100
⇒ P = 45×100/9X1
⇒ P = ₹ 500
Hence, she borrowed ₹500.

lass 7 Maths Chapter 8 Exercise 8.3

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