Answer: 3 dollars for a book.
Step-by-step explanation:
To determine the answer for this, you need to divide the amount earned by hours worked to get how much she is paid per hour.
22.50/3 = 7.50
60.00/8 = 7.50
112.50/15 = 7.50
Your answer is A.) A = 7.50h, meaning $7.50 per hour.
I hope this helps!
-3, -14, -27 because is subtracts by the next odd number every time
I would set up a proportion:

The proportion basically says, "if there are 5 kids meals for every 4 adult meals, that means 20 kids meals would mean x adult meals." Just cross multiply and then solve for x:

That means there are 20 kids meals sold and 16 adult meals sold, so the result is:
36 meals in total.
Answer: The number of steps you can make is 5 pieces and
is left over.
Step-by-step explanation:
Since we have given that
Length of pieces from the board to make ladder steps for a tree fort = 
Length of board = 120 inch
Number of pieces from the board to make ladder steps for a tree fort is given by

Hence, the number of steps you can make is 5 pieces and
is left over.