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.
Answer:
None of the above
Step-by-step explanation:
Answer:
The second and fourth option
Step-by-step explanation:
In order for two lines to be perpendicular they must intercept each other and their slope must be the opposite inverse; ex:
the negative inverse is 4 (multiplying by -1 and flipping the fraction)
Answer:
4 right angles.
Step-by-step explanation:
1 right angle: 90 degrees
360/90= 4