Solving Real-Life Linear Equations: Grade 8 Challenge

A car rental company charges a flat fee of $30 plus $0.20 per mile driven. If a customer pays $50, how many miles did they drive?

• 50 miles

• 120 miles

• 100 miles

• 75 miles

Maria is saving money to buy a new phone that costs $300. She currently has $50 and saves $25 each week. How many weeks will it take her to save enough money?

• 20 weeks

• 5 weeks

• 15 weeks

• 10 weeks

A store sells pencils for $0.50 each and erasers for $1.00 each. If a student buys a total of 10 items and spends $6.00, how many pencils did they buy?

• 10

• 6

• 8

• 4

A gardener is planting flowers in rows. If each row has 5 flowers and he wants to plant a total of 35 flowers, how many rows will he need?

• 7

• 8

• 5

• 6

A movie theater charges $12 for adult tickets and $8 for child tickets. If a family buys 3 adult tickets and 2 child tickets, how much do they spend in total?

• $60

• $45

• $40

• 52

A school is organizing a field trip. The cost per student is $15, and there are 20 students going. If the school has a budget of $300, will they have enough money?

• Yes, but only if they find a discount.

• No, they can only take 15 students.

• Yes, they have enough money.

• No, they will need more money.

A bakery sells cupcakes for $2 each and cookies for $1 each. If a customer buys a total of 15 items and spends $26, how many cupcakes did they buy?

• 10

• 9

• 11

• 12

A train travels at a speed of 60 miles per hour. If it travels for 2 hours and then stops for 30 minutes, how far has it traveled when it resumes its journey?

• 180 miles

• 150 miles

• 90 miles

• 120 miles

A phone plan costs $40 per month plus $0.10 per text message. If a customer’s bill is $50 this month, how many text messages did they send?

• 100

• 120

• 50

• 75

A fitness center charges a monthly fee of $30 plus $5 for each class attended. If a member's total bill for the month is $70, how many classes did they attend?

• 12

• 8

• 10

• 5