Please help me ill mark as brainliest

£35.60

Step-by-step explanation:

3 builders = 5 1/2 hours

1 builder = 5 1/2 * 3 = 33/2 hours

5 builders = 33/2 / 5 = 33/10 hours = 3.3

Since they are paid hourly or part of an hour at £8.90.

One builder = £8.90 x 4 = £35.60

circle area = pi * radius^2

if diameter = 10 then radius = 5

circle area = pi * 5^2

circle area = pi * 25

circle area = 78.5398163397 square units

step-by-step explanation:

this is answer of 144 cubic meters