Answer:
40 quarts.
Step-by-step explanation:
Let x =quarts of the 50% solution
so, according to the question
the typical mixture equivalent equation will be like this

so the answer will be 40 quarts of 50% solution should be added.
Answer:
53 bulbs
Step-by-step explanation:
Step-by-step explanation:
10 times the sum of a and b
solution,
10(a+b)
Try a,b,d,a,then b
sorry if its wrong
Answer:

Step-by-step explanation:
Given:

Dividing both sides b 'n'

So,

The ratio of 'm' and 'n' is 5:12