Answer:
50,66.7,80
Step-by-step explanation:
100/2= 50
200/3=66.7
400/5=80
Step-by-step explanation:
Given that,
Half of Robert's piece of wire is equal to of Maria's wire i.e.
....(1)
Total length of the wires = 10 feet
ATQ,
....(2)
Use equation (1) in (2).

So,

Hence, this is the required solution.
5*4^2-3*4*5=80-60=20
Hope that helps you
You can't really determine the amount of computers from this question, they're obviously not going to have one computer for everyone so half third, or even a fourth of the school population
Answer:
1st box: Asso. prop= m+(4+x)
2nd box: Comm. Prop= m+4=4+m
3rd box: iden. prop= m+0=m
4th box: Zero prop: m x 0=0