The interest earned in 5 years would be $270
<u>Explanation:</u>
Given:
Principal, P = $1800
Rate of interest, r = 3%
Time, t = 5 years
Simple interest, I = ?
We know,

On substituting the value we get

Therefore, interest earned in 5 years would be $270
Answer:
A
Step-by-step explanation:
The lines cross or touch the X-Axis 4 times which means that there are 4 solutions.
So, I'm assuming that the x represents multiplication...
Because multiplication has a higher precedence over addition, we'll multiply the numbers first:
18 + 48
Then we simply add:
66