A compund intereest on a certain sum of money for 2 years at 10% per anum is rs420 the siple interest on the same sum at the and for the same time will be
Answers
Answered by
0
▪SOLUTION IS HERE GUYS ▪
To find the principal , Let the principal be p
C.I=p(1+r/100)n-p
420=p(1+10/100)2-p
420=p(1+1/10)2-p
420=p(11/10)2-p
420=p×121/100-p
420=121p/100-p
420=21p/100
p=4200×100/21
p=2000
There S.I=p×r×t/100
=2000×10×2/100
=₹400(Answer)
To find the principal , Let the principal be p
C.I=p(1+r/100)n-p
420=p(1+10/100)2-p
420=p(1+1/10)2-p
420=p(11/10)2-p
420=p×121/100-p
420=121p/100-p
420=21p/100
p=4200×100/21
p=2000
There S.I=p×r×t/100
=2000×10×2/100
=₹400(Answer)
Similar questions