NCERT Solutions for Class 7 Mathematics Chapter 8
Important NCERT Questions
Class vii Math Chapter 8 Comparing Quantities Exercise 8.3
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 10
What rate gives ₹ 280 as interest on a sum of ₹ 56,000 in 2 years?
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Here, Principal (P) = ₹56,000, Simple Interest (S.I.) = ₹280, Time (T) = 2 years
Simple Interest = PXRXT/100
⇒ 280 = 56000 X R X 2/100
⇒ R= 280X100/5600×2
⇒ R = 0.25%
Hence, the rate of interest on sum is 0.25%.
lass 7 Maths Chapter 8 Exercise 8.3
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