Answer:
Dan=6 days Dave=12 days
Step-by-step explanation:
1/2x + 1/x = 1/4
multiply each by 8x bc 4 * 2x = 8x
4 + 8 = 2x
12 = 2x
6 = x
Answer:
The highest possible price of a sweater is $28.33
Step-by-step explanation:
We already know that price
of jeans is $35.Let's say Mrs.Smith buys 3 sweaters for
dollars each, and since her budget is $120 we have the inequality:

Therefore

Thus the maximum price of a sweater is $28.33
I think it’s D but not completely sure!
Answer:
28 non-blue marbles.
Step-by-step explanation:
Initial probability of choosing a blue marble = 4/12
Let the number of non-blue marbles to be added be x.

(cross multiply)
