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ICSE Class 8 Answered

in how much time will the simple interest on rupees 2500 at the rate of 8% per annum be the same as a simple interest on rupees 3000 at the rate of 9.75% per annum for 5 years 
Asked by Sunidhikumarimahto | 29 Jan, 2020, 05:04: PM
answered-by-expert Expert Answer
P = Rs. 3000, n = 5 years, r = 9.75% p.a. 
S I equals fraction numerator P cross times n cross times r over denominator 100 end fraction equals fraction numerator 3000 cross times 5 cross times 9.75 over denominator 100 end fraction equals 1462.5 T o space f i n d space n space w h e n space P equals 2500 comma space r equals 8 space a n d space S I equals 1462.5 rightwards double arrow 1462.5 equals fraction numerator 2500 cross times n cross times 8 over denominator 100 end fraction rightwards double arrow n equals 7.31 H e n c e comma space t h e space t i m e space i s space 7 space y e a r s space 3 space m o n t h s. 
 
 
Answered by Renu Varma | 30 Jan, 2020, 10:54: AM

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