Answer:
4 61/90
Step-by-step explanation:
6 - 2 = 4
9 / 10 - 2 / 9 = 61 / 90
The nearest whole number is 17. when you divide 3960 by 242, you get 16.363636.... but, he wouldn't have completely paid it off at 16 months, so it would be fully paid at 17 months
Let s be the son's age 15 yeasr ago and m the mother's age that year.

We also know that:

Plotting vallues:

Remember that they were that age 15 years ago.
So their actual age is 30 and 60.
To solve this problem we can use proportion, but first its nice to transform our fraction into improper fraction, so

and

Now we can make proportion

--------------------------

of fuel
x-----------------------------

Now we can cross multiply

- its the result
Answer:
she can fill 42 6-ounce glasses with the punch mixture
Step-by-step explanation:
1 cup = 8 ounces
15 cups = 120 ounces
132+120 = 252 ounces of punch mixture
252/6 = 42
42 glasses (each glass 6 ounces)