Step-by-step explanation:
<em><u>hope </u></em><em><u>this </u></em><em><u>answer </u></em><em><u>helps </u></em><em><u>you </u></em><em><u>dear.</u></em><em><u>.</u></em><em><u>.</u></em><em><u>if </u></em><em><u>u </u></em><em><u>have </u></em><em><u>any </u></em><em><u>doubt</u></em><em><u> </u></em><em><u>feel </u></em><em><u>free </u></em><em><u>to </u></em><em><u>ask!</u></em>
Answer:
$21
Step-by-step explanation:
Given data
Principal= $20
Rate = 5%
time= 1 year
Required
The final amount A
Applying the simple interest formula
A= P(1+rt)
substitute
A=20(1+0.05*1)
A=20(1.05)
A=20*1.05
A=$21
Hence she will earn $21
-7+15. this is what i think it is.
7.1 degrees.
5.7-(-1.4)
5.7+1.4= 7.1
Hope I helped!