Multiple Representations EOL #4

1. The graph shows a relationship between two quantities. Which equation best represents the relationship between x and y in the graph?

• Y=1500X+150

• Y=-15X+100

• Y=-100X+15

• Y=150X+1500

Tags

CCSS.8.EE.B.5

1. Delia is a graphic designer who charges an hourly rate. She made the graph to show her total earnings for various numbers of hours worked. What is Delia’s approximate hourly rate?

• $50 per hour

• $40 per hour

• $35 per hour

• $25 per hour

Tags

CCSS.HSF.LE.B.5

Which situation is best represented by this inequality?

3.75x+60≤100

• Amy spends $60 on textbooks for school and sells decorative erasers for $3.75 a piece. If Amy needs $100 to buy a train ticket to see her friend, how much more does she need to earn?

• Amy spends $60 on groceries and buys boxes of pencils for school at $3.75 each. If Amy’s budget is $100, how many boxes of pencils can she buy?

• Amy has $60 in her savings account. Each day, she spends $3.75 on a cup of coffee. How much money does she have after 100 days?

• Amy has collected 100 different varieties of rocks. She gives 60 of them to her friend and sells the rest to a museum for $3.75 a piece. How many rocks did she sell?

Tags

CCSS.7.EE.B.4B

Rory has $30 in his bank. He decides to save $6 a week to buy an electric guitar costing at least $150. Write and solve an inequality that shows how many weeks, w, it will take to buy the guitar.

• 6w+30≤150; 20 weeks or less

• 6w+30≥150; 20 weeks or more

• 6w-30≤150; 30 weeks or less

• 6w-30≥150; 30 weeks or more

Which situation is best represented by this equation? 8x + 70 =180

• . Sarah saves $180. She spends $8 per week on gas. How long will it take Sarah to spend all of her money?

• Sarah currently has $70 saved. If she saves $8 per week, how long will it take Sarah to have a total of $180 saved?

• Sarah sells T-shirts for $8 per shirt at a local vendor fair. She had to pay a $40 booth fee. How many T-shirts must she sell to make a $180 profit?

• Sarah’s school is transporting 180 students for the field trip. Each bus will hold 70 students, and 8 students will ride in a van instead of a bus. How many buses do they need to transport all 180 students for the field trip?

Tags

CCSS.7.EE.B.4A

Yoli received a gift card for $80 to her favorite coffee shop for her birthday. Every week, she goes to the coffee shop and spends $4 on a drink. a. Write an equation to represent the relationship between the amount of money remaining, m, on Yoli’s gift card and the number of weeks, w.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

If Yoli has $16 remaining on her gift card, how many weeks, w, did she use her gift card to buy a drink?

m=-4w+80

Find the value of w. Just write the number as your answer.

Tags

CCSS.7.EE.B.4A

Write an equation that represents the relationship between the x-values and y-values in the table.

Tags

CCSS.6.EE.C.9

The graph shows the relationship between two variables, x and y.

What is the unit rate of change? Explain your reasoning.

Tags

CCSS.HSF-LE.A.1B

Write an equation that models the relationship between x and y.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2