Question

Task 4: A concrete contractor uses wooden boards to ‘box’ in his concrete
while it sets. In making a path, he records the amount of concrete he uses and
the number of boards he lays down along the path. The results appear below:
Concrete(m) No. of Boards
2 7
3 12
4 17
5 22
He wishes to find a rule connecting the amount of concrete with the number of
boards used.
Can you find a rule? For a large project, he estimates he will need about 30 m3
of concrete.
How many boards will he require?

Answer 1

Answer:

it's 22

Step-by-step explanation:

please mark as brainliest answer