Answer:
The answer would be division (B)
Step-by-step explanation:
4x equals the total amount
x equals the cost of one item
Therefore you'd divide total cost by 4 and that would find the cost of one item
Answer:
9
Step-by-step explanation:
The factors of 9 are: 1, 3, 9
The factors of 45 are: 1, 3, 5, 9, 15, 45
Then the greatest common factor is 9.
Sam will need 30 rolls of 30 inches of paper
Answer:
3 players
Step-by-step explanation:
15 times 20% = 3.
You can check yourself if you'd like.
HOPE THIS HELPS :)
Compound interest:

where

is the amount you start with,

is the interest rate,

is the number of times interest is compounded per year, and

is amount of time that passes.