Question

The number of bricks a bricklayer can lay, b, varies directly with the amount of time the bricklayer is laying bricks, t. George can lay 45 bricks in 30 min. Which direct linear variation equation models the information?

A.
b = 0.3t

B.
b = 0.6t

C.
b = 1.5t

D.
b = 3t

Answer 1

What do you think it is?

Answer 2

d

Answer 3

Not quite.

The relationship they gave as an example is 45 bricks in 30 minutes.

If you'd multiply 30 minutes by 3 you'd get 90 bricks, which is more then 45.