Comparing Linear Functions in Pre Algebra

What forms can functions be expressed in?

• Only in written descriptions

• Only in graphs

• Only in mathematical symbols

• Equations, graphs, tables, and verbal descriptions

When comparing rates, why is it important to have time in the same unit?

• To make the numbers smaller

• It's not actually important

• Because it's easier to calculate

• To ensure accurate comparison

Who arrived at City B faster, Alan or Margot?

• Cannot be determined

• Alan

• Margot

• They arrived at the same time

At what number of texts will the bill from Phone Company A equal Phone Company B?

• 100 texts

• 200 texts

• 300 texts

• 400 texts

Which faucet has a faster rate of flow of water?

• Faucet B

• Faucet A

• Both are the same

• Cannot be determined

How long will it take Faucet A to fill up the tub if it already had 15 gallons of water in it?

• 61.2 minutes

• 100 minutes

• 87.5 minutes

• 60 minutes

Who will save more money at the end of the month, Adam or Bianca?

• Adam

• Bianca

• They will save the same amount

• Cannot be determined

Which car is traveling at a greater speed?

• Car B

• Cannot be determined

• Car A

• Both are traveling at the same speed

If the fence you need is 190 ft in length, which Fence Company would be a better choice?

• Company A

• Company B

• Both companies charge the same

• Cannot be determined

How fast does the train need to go to finish the last 100 miles in 1.5 hours?

• 48 mph

• 66.67 mph

• 60 mph

• 55 mph