There is no overall increase or decrease in her bank account.
She spent $9.72 and later deposited the same exact amount.
So the over increase or decrease was $0.
I hope I've helped you! If you have any more questions let me know!
The equation for this is a^2+b^2=c^2 so your equation would be 7^2+20^2=X
So you square the 7 and the 20 then take the square root of X and you get
X=21.19
:)
Answer:
um ight if your asking me if there are right i guess they are...
First, get the difference between the price level changes.

Then, divide it by the initial price level, which is 109.

Multiply by 100 to get its percent.

Thefore, the inflation rate during the year is 3.67 percent.
We want to know how many 1/8's are in 3/4, so we divide.

Flip the 2nd fraction and multiply:

Multiply the numerators and denominators together:

Divide: