Word Problem Equations

Ann took a taxi home from the airport. The taxi fare was $2.10 per mile, and she gave the driver a tip of $5. Ann paid a total of $49.10.

What is the "unknown" (variable) in the problem?

• Total miles from the airport and Ann's home?

• Total price of the taxi ride?

• Price per mile?

Tags

CCSS.7.EE.B.4A

Ann took a taxi home from the airport. The taxi fare was $2.10 per mile, and she gave the driver a tip of $5. Ann paid a total of $49.10.

What is the equation for this problem?

• $2.10 x = $49.10

• $2.10 + $5 = x

• $2.10 x + $5 = $49

• x = $5($2.10)

Tags

CCSS.HSA.CED.A.3

Ann took a taxi home from the airport. The taxi fare was $2.10 per mile, and she gave the driver a tip of $5. Ann paid a total of $49.10.

What is the answer to the equation from this problem?

• Ann's taxi ride was 23.38 miles

• Ann's taxi ride was 10.5 miles

• Ann's taxi ride was 7 miles

• Ann's taxi ride was 21 miles

Tags

CCSS.7.EE.B.4A

Tim answered all the questions on his math test but got 10 answers wrong. He received 4 points for every correct answer, and there was no penalty for wrong answers. His score was 76 points.

What is the "unknown" (variable) in this problem?

• Total number of questions Tim got wrong.

• Total number of questions Tim got right.

• Total number of questions on the test.

• What grade Tim got on his math test.

Tags

CCSS.7.EE.B.4A

Tim answered all the questions on his math test but got 10 answers wrong. He received 4 points for every correct answer, and there was no penalty for wrong answers. His score was 76 points.

What is the equation for this problem?

• 10/4 + 76 = x

• 76/4 = x

• 76 -10 = x

• 4(x-10) = 76

Tags

CCSS.HSA.CED.A.3

Tim answered all the questions on his math test but got 10 answers wrong. He received 4 points for every correct answer, and there was no penalty for wrong answers. His score was 76 points.

How many questions were on Tim's test?

• 100

• 29

• 50

• 75

Tags

CCSS.7.EE.B.4A