What is the Compound interest on Rs.1000 at the rate of 20% p.a. semiannually for 1 year and 10 months?
2 answers:
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Answer: Option B.
Step-by-step explanation:
If a varies directly with b then when a increases b it also increases by a factor k.
Then we can write that
We know that when a = 28 then b = 7. So
Therefore the equation of proportionality is:
So when then: