Answer:
$9,216 in account $1,261 interest.
Step-by-step explanation:
The compound interest is given by:

P = Principal
r = rate
n = Number of times interest is compounded per unit t
t = time
so:

therefore, the answer is:
$9,216 in account $1,261 interest
M=0
5.1+0=5.1
0+5.1=5.1
5.1/5.1 simplifies to 1
12.4*1=12.4
19.884 miles, because 1km=0.621 mile
Let,
the pay for 40 hours be "x",
Since the weekly pay is directly proportional to the number of hours she works at the record store,
using ratio and proportion, we can write, 
Using cross multiplication,

So, the amount of pay for 40 hours of work is $290