I think thats how ur welcome
Answer: 2.5 minutes
Explanation: Divide the time by the amount of pages to find the amount of time spent of each page. (30/12=2.5)
I'm not sure if interpreted your wording correctly but this is what I got...
w(4)+6=8
Answer: The height of wall is 10.5 feet.
Step-by-step explanation:
Since we have given that
Number of bricks to build = 1470
Length of wall = 20 feet
We need to find the height of wall.
As we know that
Bricklayer's formula is given by

Hence, the height of wall is 10.5 feet.