Answer:
One student ate 21 sticks of gum in math class. Each package of gum has 3 sticks of gum. How many packages of gum did he use?
21 /3 = 7 packages of gum
Step-by-step explanation:
John was having a contest to see how many pies he could eat in 5 minutes.
Every minute John can eat 12 pies. So how many times did he eat in 5 minutes?
12 pies x 5 mins = 60 pies in the 5 minutes
Answer:

Step-by-step explanation:
Given

Required
Write a recursive expression

When n = 1


When n = 2

can be rewritten as

Substitute 3 for f(1)

Express 1 as 2 - 1
----- (1)
When n = 3

can be rewritten as

Substitute 8 for f(2)

Express 2 as 3 - 1
------ (2)
Write out (1) and (2)


Replace 2 and 3 with n in both cases; This gives

Hence;
The recursive is 
Answer:
radius is 6, center (2,3)
Answer:There are infinity equivalent fractions to 424
Step-by-step explanation: