Word Problems - One & Two Step

Carley beat the school record for the 400 meter run by 1.3 seconds. If she ran the race in 55.7 seconds, what was the record?

Step 1: Define the variable.

• r = the school record in # of minutes

• r = 1.3 seconds

• r = # of meters run

• r = the school record in # of seconds

Carley beat the school record for the 400 meter run by 1.3 seconds. If she ran the race in 55.7 seconds, what was the record?

Step 2: Model with an equation.

Tags

CCSS.HSA.CED.A.3

Tags

CCSS.6.EE.B.7

Mark received a parking ticket for $25 a few months ago. He paid a total of $65.25 which included a penalty for paying the ticket 7 weeks past the due date. What is the amount of the weekly penalty?

Step 1: Define the variable.

• w = the # of weeks past due

• w = the total amount paid

• w = the $amount of the weekly penalty

• w = the $amount of the total penalty paid

Tags

CCSS.7.EE.B.4A

Mark received a parking ticket for $25 a few months ago. He paid a total of $65.25 which included a penalty for paying the ticket 7 weeks past the due date. What is the amount of the weekly penalty?

Step 2: Model with an equation.

Tags

CCSS.HSA.CED.A.3

Tags

CCSS.7.EE.B.4A

Addison plans to use $260 less than three-fourths of their savings to buy a car. If the purchase price of the car is $9,995, how much does Addison have in savings?

Step 1: Define the variable

• m = # of months saving

• m = three-fourths of $amount saved

• m = $amount saved

• m = purchase price of the car

 

Addison plans to use $260 less than three-fourths of their savings to buy a car. If the purchase price of the car is $9,995, how much does Addison have in savings?

Step 2: Model with an equation.

Tags

CCSS.HSA.CED.A.3

Tags

CCSS.7.EE.B.4A