Constant of Proportionality and Tables

The number of trees and the number of apples are given in the table above.  Determine which statement below is correct.

• The table is not proportional because the unit rate is not constant.

• The table is proportional and the unit rate is 1/13

• The table is proportional and the unit rate is 13.

• The table is not proportional because it doesn't pass through the origin.

Tags

CCSS.7.RP.A.2A

Is this table proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2A

The constant of proportionality in the equation y = ½x is _______. 

• x

• y

• 1/2

• 2

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality of the table given

• k = 1

• k = 3

• k = 2

• There is not one.

Tags

CCSS.7.RP.A.2B

Write the equation for the table given

• y = 1/3x

• y = 3x

• y = 1/2x

Tags

CCSS.6.EE.C.9

Write an equation for this relationship.

• y = 18x

• y = 18.50x

• y = 22.50x

• There is no COP.

Tags

CCSS.7.RP.A.2C

A student studies the same amount of time each day for a test. In 4 days, she studied 60 minutes. Which equation shows this relationship? Let x = the number of days.

• y = 4x

• y = 15x

• y = 60x

• y = 12x 

Tags

CCSS.6.EE.C.9

Is the given table a direct variation? If so, what is the constant?

• Yes; 1/4

• Yes; 4

• Yes; 2

• No

Is this table proportional?

• No

• Yes

Tags

CCSS.7.RP.A.2B

What is the missing number in the ratio table?

• 72

• 85

• 76

• 90