Mr. K's math class is 14 hours long. After working problems on the board for 45 minutes (hour), he gave the students the rest of
1 answer:
You might be interested in
Let the amount invested at 4% be = x
Let the amount invested at 3% be = y
Given is:
or
.... (1)
As, total income for the two investments is $194, so equation is:
....(2)
Putting value of x from (1) in (2)
And x=5200-y
Hence, money invested at 4% is $3800 and money invested at 3% is $1400