simple interest on a certain sum is 16/25 of the sum find the rate percent and the time if both are numerically equalplz plz reply as soon as possible as tomorrow is my maths annual examination
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Answer: 8% , 8 years
Step-by-step explanation:
Given, S.I = 16/25 of Principal
Let Principal = 25 Rs.
S.I = 16/25 * 25 = 16 Rs.
Given, rate = time. Let each be equal to 'R'
S.I = P*N*R/100
16 = 25 * R * R/100
16 = R²/4
R² = 16*4 = 64
R = √64 = 8
Hence Time = 8 years && Rate of interest = 8%
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