250/5 = 50.....so each person is stacking 50 chairs...
50/20 = 2.5 minutes....so it takes each person 2.5 minutes to stack 50 chairs.
so ur answer is 2.5 minutes
Answer:
2.069x10^3
Step-by-step explanation:
Move the decimal places.
Answer:
Select all the expressions which have 3 as the greatest common factor of the terms.
b + 3 + 6c
27n + 66p
38 – 9j + 6k
12x + 75y + 21
–32 – 24z
Answer:
7/8
Step-by-step explanation:
I think but im 60% im right
Answer:
3:4
Step-by-step explanation: