SOLUTION: The ratio of Mona's savings to Timmy's savings is 4:7. If Mona has PhP 640.00, how much money do they have altogether?

Question 1148844: The ratio of Mona's savings to Timmy's savings is 4:7. If Mona has PhP 640.00, how much money do they have altogether?
Found 2 solutions by ankor@dixie-net.com, MathTherapy:
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
The ratio of Mona's savings to Timmy's savings is 4:7.
If Mona has PhP 640.00, how much money do they have altogether?
:
let t = T's savings
+
cross multiply
4t = 640 * 7
4t = 4480
t = 4480/4
t = $1120 is T's savings
:
Check on calc:
640/1120 = .571..
4/7 = .571..
Answer by MathTherapy(10552) (Show Source): You can put this solution on YOUR website!

The ratio of Mona's savings to Timmy's savings is 4:7. If Mona has PhP 640.00, how much money do they have altogether?

Let A be the total amount
With Mona's amount being $640, we set up the following PROPORTION:
--- Cross-multiplying
A, or
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