Math, asked by sushantaadhikary16, 10 months ago

Find the interest earned at 8% sI per annum on a
recurring deposite of Rs 400 per month for one year.​

Answers

Answered by parthshailesh2
2

Answer:

Rs .208

Step-by-step explanation:

sum(p)= Rs.400

Rate of interest(r)= 8%

time(n)=1 year = 12 months

Interest = p×n(n+1)/2×12 × r/100

= 400×12(12+1)/2×12 × 8/100

= 4800×13/2×12 × 2/25

=62400/24 × 2/25

= 2600 × 2/25

= 2600 × 0.08

Interest= Rs 208

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