Identifying Direct Proportion

The amount of money earned on a job is directly proportional to the number of hours worked.  If $70.00 is earned in 5 hours, how much money is earned in 22 hours of work?

• $2

• $308

• $1.57

• $265

Tags

CCSS.6.RP.A.3C

Does this table represent a Direct Proportion? If so, what is the Constant of Proportionality?

• No it is not a direct proportion.

• Yes and the Constant of Proportionality is 1/5

• Yes and the Constant of proportionality is 5

Tags

CCSS.7.RP.A.2B

Which of the  tables represent a direct proportion?

• A

• B

• C

• D

Tags

CCSS.7.RP.A.2A

Does the table represent a proportional relationship?

Tags

CCSS.7.RP.A.2A

The table is​ ​ (a)   , because it ​ (b)   a constant ratio.

If so, what is the constant of proportionality?​ (c)  

• non-proportional

• proportional

• does not have

• has

• no constant

• k=14

Answer explanation

A proportional relationship means that two quantities maintain a constant ratio. In this case, the relationship does not exhibit a constant ratio, hence the answer is No.

Tags

CCSS.7.RP.A.2B

Which situation represents a proportional relationship?

Select the correct answer ○ in each row.

Tags

CCSS.7.RP.A.2D

Does the table represent a Direct Proportion? If so, Identify the Constant of Proportionality (y/x).

• No it is not a direct proportion.

• Yes. The constant is 2.

• Yes. The constant is 8.

• Yes. The constant is 1/2.

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

g is directly proportional to b Given g=20 when b=4. Find g when b=7

• 35

• 5

• 15

• 23

• 40

• 4

• 400

• 80