मराठी

Kiran deposited 200 per month for 36 months in a bank’s recurring deposit account. If the bank pays interest at the rate of 11% per annum, find the amount she gets on maturity. - Mathematics

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प्रश्न

Kiran deposited  200 per month for 36 months in a bank’s recurring deposit account. If the bank pays interest at the rate of 11% per annum, find the amount she gets on maturity.

बेरीज
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उत्तर

Interset = `("P"n(n +1) xx "R")/(2,400)`

= `(200 xx 36 xx 37 xx 11)/(2,400)`

= 3 x 37 x 11

= ₹ 1,221

Sum deposited = 36 x 200 = ₹ 7,200

Amount = 7,200 + 1,221 = ₹ 8,421.

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