SOLUTION: 1) Helen babysat and was able to deposit 18.00$ in her bank. This was 90% of what she made, How much did she make? 2)1.70 2.62 3.72 _________ What is the average temp f

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: 1) Helen babysat and was able to deposit 18.00$ in her bank. This was 90% of what she made, How much did she make? 2)1.70 2.62 3.72 _________ What is the average temp f      Log On


   

Question 176201: 1) Helen babysat and was able to deposit 18.00$ in her bank.
This was 90% of what she made, How much did she make?
2)1.70
2.62
3.72
_________
What is the average temp for these days?
Thank You so much, I am stuck prepping for a test and these are examples of questions I may have??
Answer by EMStelley(208) About Me  (Show Source):
You can put this solution on YOUR website!
90% of what Helen made can be represented by (90%)*x, or 0.9x, where x is how much she really made. So we have an equation,
0.9x=18
Dividing both sides by 0.9, we get that
x=20
So she originally made $20. That should help you do the rest.