Question

please answer it with explanation
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Answer 1

Answer:

331

Step-by-step explanation:

P = Rs. 1000

R = 20% per annum = 20/2 = 10% half-yearly

Time = 18 month = 3 half-years

Amount,

A = P * [1+ (R/100)]ⁿ 

= 1000 * [1 + (10/100)]³

= 1000 * [1 + 1/10]³

= 1000 * [11/10]³

= Rs. 1331

Hence, compound interest = Rs. 331.

Hope it helps!