Answer:
4:26
Step-by-step explanation:
so count all of the marbles but this time you need to take away a purple marble replace it with a blue so there would be 4 blues in the bag.
Answer:
water : 90 ounces
salt solution: 90 ounces
Step-by-step explanation:
Call w the amount of water and call the solution containing 30% salt.
We want to get 180 ounces of a mixture with 15% salt.
So:
The amount of mixture will be:

the amount of salt will be



Now we substitute the value of s in the first equation and solve for w


Answer:
12/25
Step-by-step explanation:
48% = 48/100
48/100 simplified is 12/25
Answer:
(7-2) x 2 -1 = 9
Step-by-step explanation:
(7-2) = 5 x 2 =10 -1 = 9
Answer:
1/24 yards.
Step-by-step explanation:
1/6 / 4
= 1/6 * 1/4
= 1/24.