Question

in how many years will rs 150 double itself at 4% simple interest?
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Answer 1

Answer:

25 years

Step-by-step explanation:

According to the question

Amount =150×2=Rs.300

r=4% and P=Rs.150

Simple interest =A−P

=300−150

=Rs.150

Simple interest =

100

PRT

150=

100

150×T×4

T=

150×4

150×100

T=25 years

Answer 2

Answer:

25 years

step by step explanatiom

According to the question

Amount =150×2=Rs.300

r=4% and P=Rs.150

Simple interest =A−P

=300−150

=Rs.150

Simple interest = PRT/100

150= 150×T×4 / 100

T= 150×100 / 150 × 4

T=25 years

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