Input Output Equation

What rule would explain this input output table?

• The output is 3 times as much as the input.

• The input is 3 times as much as the output.

• The output is 8 times as much as the input.

• The input is 8 times as much as the output.

What rule would explain this input output table?

• X times 3= 8

• Y divided by 3= X

• X divided by 3= Y

• Not here

Which choice best explains the rule for this table?

• Subtract 7 from Keith's Age to find Jason's age.

• Add 7 to Jason's Age to find Keith's age.

• Add 7 to Keith's Age to find Jason's age.

• Subtract 5 from Jason's Age to find Keith's age.

The left column is the number of boxes. The right column is the total number of prizes. Which statement is true?

• The number of boxes is four times the number of prizes.

• The number of prizes is four times the number of boxes.

• The prizes are four more than the boxes.

• Not here.

If the input numbers (x) are 3, 9, 4, and 8, and the output numbers (y) are respectively 13, 19, 14, and 18, which equation reflects the function?

• y = 10(x)

• y = x + 10

• y = x ÷ 10

• y = x − 10

What rule shows how to find the output when given the input?

• Input + 15

• Input x 15

• Input +14

• Input x 14

Which equation matches the table?

• y = x + 5

• y = 5x

• y = x - 5

• x = y - 5

What is the value of the missing input? 

• 25

• 30

• 74

• 26

s + 3

s − 1

s − 3

s ÷ 2

• s + 3

• s − 1

• s − 3

• s ÷ 2

What is the rule?

• Multiply by 4

• Add 4

• Multiply by 3

• Add 3