A man invests half his capital at the rate of 10% per annum, onethird at 9% and the rest at 12% per annum. The average rate of interest per annum, which he gets, is

A man invests half his capital at the rate of 10% per annum, onethird

1.	A man invests half his capital at the rate of 10% per annum, onethird at 9% and the rest at 12% per annum. The average rate of interest per annum, which he gets, is
A.	9%
B.	10%
C.	10.5%
D.	12%
Answer» C. 10.5%

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A man invests half his capital at the rate of 10% per annum, onethird at 9% and the rest at 12% per annum. The average rate of interest per annum, which he gets, is

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