Answer:
A= 649.71
Step-by-step explanation:
A=2(1+2)a2
=2·(1+2)·11.62
≈649.71315
Answer:
no
Step-by-step explanation:
Let
C-----------------
> charges for the purchases to the credit card
<span>r-------------------
> the interest rate </span>
X------------------
> total cost of the purchase
we know that
C=4120
r= 22.45%=0.2245
X=C*(1+r)
substituting the values in the formula
X=(4120)*(1+0.2245)=
(4120)*(1.2245)=5044.94
the answer is
$5044.94
Answer:
73.8
Step-by-step explanation:
10% of 82 is 8.2
82 - 8.2 = 73.8
Use the proportion equation. Cross multiply. Answer is 10.4%