A part of certain sum of money is invested at 16% per annum and the rest at 20% per annum, if the interest earned in each case for the same period is equal, then ratio of the sums invested is?
Choose the correct choice from the following options.
A) 4:6	B) 4:9	C) 4:3	D) 4:1	E) 5:4
20:16   = 5:4   Answer: 5:4
<result>E</result>
A part of certain sum of money is invested at 16% per annum and the rest at 20% per annum, if the interest earned in each case for the same period is equal, then ratio of the sums invested is?