A man deposits $2000 in a bank at 4% per annum and $ 3000 in UTI at 14% per annum. Find the rate of interest for the whole sum.
Select the correct option.
A) 15%
B) 18%
C) 11%
D) 17%
E) 10%
Following the above formula,we have the rate of interest for the whole sum   =(2000*4)+(3000*14)/2000+3000=50000/5000= 
<gadget id="calculator">50000/5000</gadget>
<output>10</output>
10%.   Answer is 17%
<result>D</result>
A man deposits $2000 in a bank at 4% per annum and $ 3000 in UTI at 14% per annum. Find the rate of interest for the whole sum.