Answer:
7 inches.
Step-by-step explanation:
Longest book length - Shortest book length


A because x is the original price, so you multiply by the tax (9%) which would convert to 1.09 which you would multiply to the x
Answer:
4/15 of an inch
Step-by-step explanation:
A worm wriggled forward 4/5 of an inch in 3 minutes.
=> At that rate, the distance the worm would go in 1 minute is:
D = (4/5)/3 = 4/(5x3) = 4/15 of an inch
Hope this helps!
Adam took 7 pieces so subtract it from the total.

He divided the rest to his 3 children

Each child recieved 2 candies.