Step-by-step explanation:
5 ppl 5 walls 52 mins *2
10 ppl 10 walls 104 mins *2
20 ppl 20 walls 208 mins
as I know
change=100(63-58)/58
change=100(5/58)
change=500/58
change=250/29
change=8.62
Answer:
its the first choice
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
A number by itself is a constant.