Math, asked by chauhansheetal277, 8 months ago

the simple interest on a sum equals 1/10of itself in 4 years. find the rate of interest?

Answers

Answered by mohanakrishnasaiv

1

Answer:

r=2.5

Step-by-step explanation:

SI=prt/100

=pr×4/100

=pr/25

by question

pr/25=1/10×p

=pr/25=p/10

=r/25=1/10

=by cross multiplication

10r=25

r=2.5%

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