Answer:
he is correct he might have seen it's 3 times more than 18-29 which is 10% so he just multiplied 45 with 3
Answer:
Equals 6 1/2
Step-by-step explanation:
You need to add 3 and 2 first. then Put 5 over 6 and 2 over 3 and add them together
Answer:
10
Step-by-step explanation:
Acc to question, the workers have installed 240 chairs in 4 days which equals 60 chairs in 1 day.
So the will require 600 /60 =10 days from the start.