Question

in a box of 360 building blocks, 3 out of every 8 are green. which of the following is the number of green building blocks in the box?

Answer 1

3  of  8    are green    |Just multiply by 45   (because 360:8=45)

3*45 of 8*45  are green

135 of 360 are green 

In the box there are 135 green blocks

Greeting!

Answer 2

In 8 blocks there are 3 greens
In 1 block theres 3/8 greens
In 360 blocks theres (3*360)/8 green
1080/8
135
Not sure though