Question
Download Solution PDFThe ratio of a principal and the total amount with r% simple interest rate on that principal after 1 year is a : b then value of r in terms of a, b is
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
Principal : Amount = a : b
Time (T) = 1 year
Formula Used:
Simple Interest (SI) =
Amount (A) = Principal (P) + Simple Interest (SI)
Calculations:
Let Principal = a units and Amount = b units
Simple Interest (SI) = b - a units
Using SI =
⇒ b - a =
⇒ 100 × (b - a) = a × r
⇒ r =
The correct answer is Option (1).
Last updated on Sep 27, 2023
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