Solving Linear & Exponential Word Problems for 8th Graders

A car rental company charges a flat fee of $30 plus $0.20 per mile driven. If a customer drives 150 miles, how much will they pay in total?

• $50

• $75

• $90

• $60

A population of rabbits doubles every year. If there are currently 50 rabbits, how many will there be in 3 years?

• 100

• 800

• 400

• 200

A store sells a shirt for $25. If the price increases by $5 each month, what will the price be after 4 months?

• $45

• $30

• $35

• $50

A bank offers an account that pays 5% interest compounded annually. If you deposit $1,000, how much will you have after 2 years?

• $1,102.50

• $1,100.00

• $1,050.00

• $1,200.00

A gardener plants 100 trees, and the number of trees grows by 10% each year. How many trees will there be after 2 years?

• 121

• 150

• 130

• 110

A phone plan costs $40 per month plus $0.10 per text message. If a user sends 200 messages in a month, what is their total bill?

• $50

• $80

• $70

• $60

A bacteria culture starts with 200 bacteria and doubles every hour. How many bacteria will there be after 5 hours?

• 6400

• 25600

• 3200

• 12800

A movie theater sells tickets for $12 each. If they sell 150 tickets, what is the total revenue from ticket sales?

• 1800

• 1500

• 1200

• 2000

A savings account has an initial balance of $500 and earns 3% interest per year. How much will be in the account after 4 years?

• $500.00

• $600.00

• $550.50

• $562.75

A factory produces 1,000 units of a product in the first month and increases production by 20% each subsequent month. How many units will be produced in the third month?

• 1440

• 1200

• 1600

• 1000