Answer: B
Step-by-step explanation:
If there are y players, and each player needs 4 jerseys,
Total amount of practice jerseys needed = 4y
Answer:
a:d=7:9
Step-by-step explanation:
We have a system with 3 equation:

If we multiply all of these equations, then we have:

If we simplify this fraction dividing by 9, then:

Therefore, a:d=7:9
The reciprocal of a number x is 1/x.
Let x = 1000
The reciprocal is 1/1000.
Answer: 0.72
Step-by-step explanation:
Hope that helps :)