Exploring Functions: Real-Life Problems & Equations

A farmer has 10 apples and picks 2 more each day. Write a function to represent the number of apples he has after 'd' days. How many apples will he have after 5 days?

• 25

• 20

• 30

• 15

Maria is saving money to buy a bike. She saves $5 each week. Write a function to represent her total savings after 'w' weeks. How much will she have saved after 8 weeks?

• 50

• 40

• 20

• 30

A car rental company charges a flat fee of $20 plus $15 for each day the car is rented. Write a function for the total cost 'C' of renting a car for 'd' days. What is the cost for 3 days?

• 65

• $80

• $50

• $100

A school is planning a field trip. The cost per student is $10, and there are 25 students. Write a function to represent the total cost 'C' for 's' students. What is the total cost for 25 students?

• 200

• 300

• 250

• 150

A bookstore sells notebooks for $3 each. Write a function to represent the total cost 'C' for 'n' notebooks. How much will it cost for 10 notebooks?

• 40

• 30

• 25

• 15

A gardener plants 5 flowers each week. Write a function to represent the total number of flowers 'F' after 'w' weeks. How many flowers will he have after 4 weeks?

• 10

• 25

• 20

• 15

A movie theater charges $12 per ticket. Write a function to represent the total cost 'C' for 't' tickets. What is the total cost for 6 tickets?

• 60

• 84

• 48

• 72

A bike shop sells helmets for $15 each. Write a function to represent the total cost 'C' for 'h' helmets. How much will it cost for 4 helmets?

• 45

• 75

• 60

• 30

A pet store sells fish for $5 each. Write a function to represent the total cost 'C' for 'f' fish. What is the total cost for 3 fish?

• 10

• 20

• 25

• 15

A lemonade stand sells cups of lemonade for $2 each. Write a function to represent the total earnings 'E' for 'c' cups sold. How much will they earn if they sell 12 cups?

• 10

• 24

• 18

• 30