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8. Comparing Quantities
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Q9 of 28 Page 133

Find the amount which Ram will get on Rs 4096, if he gave it for 18 months at per annum, interest being compounded half yearly.

Here, Principal (P) = Rs. 4096,

Rate of Interest (R) =


(compounded half yearly)


Time, n = 18 months = years = 3 years (compounded half yearly)




= Rs. 4,913


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7

Maria invested Rs 8,000 in a business. She would be paid interest at 5% per annum compounded annually. Find

(i) The amount credited against her name at the end of the second year.


(ii) The interest for the 3rd year.

8

Find the amount and the compound interest on Rs 10,000 for years at 10% per annum, compounded half yearly. Would this interest be more than the interest he would get if it was compounded annually?

10

The population of a place increased to 54,000 in 2003 at a rate of 5% per annum

(i) find the population in 2001.

(ii) what would be its population in 2005?

11

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Questions · 28
8. Comparing Quantities
1 2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 11 12
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