Answer:
$0.64 per book
Step-by-step explanation:
Answer:
The answer is 166.666667
Step-by-step explanation:
Okay so we need to find the number that we devide 20 to get 0.12 or 12% what I did was I put x as a varabile so
20/x=0.12
20=0.12x
20/0.12=x
x=166.666667
Answer:
n + (n + 6) = 24.
Step-by-step explanation:
Let him have n blue marbles, then he has n + 6 other narbles.
He has a total of 24 marbles, so:
n + (n + 6) = 24.
Answer: Width of box is not taken up by pencils = 
Width of each pencil 
Step-by-step explanation:
Given: Width of pencil box = 
Width of seven pencils = 
Width of box is not taken up by pencils = Width of pencil box - Width of seven pencils

Width of box is not taken up by pencils = 
Width of each pencil = (Width of seven pencils ) ÷ 7

Width of each pencil 