The amount invested is $ 470
<h3><u>Solution:</u></h3>
Given that , we have earned $131.60 as simple interest for an amount deposit at the rate of 4% for seven years.
We have to find the amount invested. That is, we need to find the principal sum
Let us use the simple interest formula
<em><u>The simple interest is given as:</u></em>

Here, simple interest = $ 131.60
Rate of interest = 4 %
Number of years = 7
principal = ?
Substituting the values in formula, we get

Thus the amount invested is $ 470
Answer:
2/20
Step-by-step explanation:
if you add all of the marbles you will get 20 marbles in total.
go down to (0, -9) on the graph, from there go up four and over one and plot the next point, up four over one again, and repeat
Answer:
15 miles
Step-by-step explanation:
8.80-2.80=6
6/0.40=15 miles
2 x 2 x 5 = 20
4 x 2 x 2 = 16
20 + 16 = 36
Ans: 36 cubic feet