What is the difference between Simple Interest and Compound Interest on Rs 70 000 ar 20 rare of inte...........

Quantitative Aptitude ( CCS) Compound Interest

What is the difference between Simple Interest and Compound Interest on Rs 70,000 ar 20% rare of interest in one and a half year if Compound Interest is compounded half yearly.

Rs 2070

Rs 2160

Rs 2170

Rs 2060

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Explanation:

SI on 1 (1/2) year= 20*1.5=30%
SI on 1 (1/2) years of compounded half yearly make rate half yearly and time double
r=10%=1/10 ; t=3 years
10——11
10——11
10——11
1000—-1331
r=331/1000*100=33.1
33.1%of 70,000 = 2170