Solving Rational Word Problems

One crew can sow a field of corn in 6 days. A different crew can do the same job in 3 days. If the slow crew works alone for 2 days and then is joined by the faster crew, how long will it take them to finish?

• not enough information to tell

Tags

CCSS.HSA.CED.A.1

One pipe can fill a pool 1.5 times faster than a second pipe. If both pipes are open, the pool can be filled in 6 hours. If only the slower pipe is open, how long would it take to fill the pool? do this problem on your scrap paper for credit!!!

Tags

CCSS.HSA.CED.A.1

Which of the following equations makes the most sense for the following situation: Jerry works twice as fast as Kenny. If Jerry works for 2 hours and is then joined by Kenny...and they work an additional 3 hours...how fast could they each do the job alone?

Tags

CCSS.HSA.CED.A.1

Joan can clean the store in five hours. If Dan helps, it takes them four hours. Without help, how long would it take Dan to complete this job ?

• 10

• 25

• 20

• 15

Tags

CCSS.HSA.CED.A.1

Ms. Delgado found a speical on t-shirts with catchy math phrases. The store charges $20 to create the design and $12 per shirt. Find the number of teachers needed to have the cost per teacher be $14. 

• 10

• 2

• 20

• 15

Tags

CCSS.7.EE.B.4A

It costs $100 to rent out JumpStreet for a party and $3 per person attending the party. Write an equation that would be used to find the number of people needed to have the cost per person to be $7.

Tags

CCSS.HSA.REI.A.2

Liberty is publishing a calendar to raise money. It costs $650 to create the design and $4.50 to print each calendar. How many calendars must be sold for the average cost per calendar to be $8?

• 186

• 180

• 143

• 190

Tags

CCSS.7.EE.B.4A

Q1. How long does it take to complete the task?

• A) 6 hours

• B) 3 hours

• C) 2 hours

• D) 4 hours

Tags

CCSS.HSA.CED.A.1

• 10 lbs of Apples
  8 lbs of Bananas
• 8 lbs of Apples
  10 lbs of Bananas
• 6 lbs of Apples 
  12 lbs of Bananas
• 12 lbs of Apples
  6 lbs of Bananas

How many gallons are in the tank?

• 66 gallons

• 44 gallons

• 58 gallons

• 63 gallons

Tags

CCSS.8.EE.C.7B