Real-Life Equations: Translate and Identify Variables

A store sells pencils for $0.50 each and erasers for $0.75 each. If you buy a total of 10 items and spend $6.00, how many pencils and erasers did you buy?

• 7 pencils and 3 erasers

• 4 pencils and 6 erasers

• 6 pencils and 4 erasers

• 5 pencils and 5 erasers

Maria has twice as many marbles as John. If the total number of marbles they have is 30, how many marbles does each person have?

• John has 20 marbles and Maria has 10 marbles.

• John has 5 marbles and Maria has 25 marbles.

• John has 10 marbles and Maria has 20 marbles.

• John has 15 marbles and Maria has 15 marbles.

A car rental company charges a flat fee of $20 plus $0.15 per mile driven. If a customer pays $35, how many miles did they drive?

• 50 miles

• 75 miles

• 120 miles

• 100 miles

In a class, the number of boys is 5 more than twice the number of girls. If there are 25 students in total, how many boys and girls are in the class?

• 20 boys and 5 girls

• 15 boys and 10 girls

• 12 boys and 13 girls

• 10 boys and 15 girls

A gardener is planting flowers in rows. If each row has 4 flowers and there are 3 more rows than flowers, how many flowers and rows are there?

• 10 flowers and 13 rows

• 15 flowers and 12 rows

• 8 flowers and 11 rows

• 12 flowers and 15 rows

A book costs $15, and a magazine costs $5. If you buy a total of 5 items and spend $50, how many books and magazines did you buy?

• 3 books and 2 magazines

• 1 book and 4 magazines

• 5 books and 0 magazines

• 2 books and 3 magazines

A recipe requires 2 cups of flour for every 3 cups of sugar. If you have 12 cups of flour, how many cups of sugar do you need?

• 6 cups of sugar

• 18 cups of sugar

• 12 cups of sugar

• 24 cups of sugar

A movie theater sells adult tickets for $12 and child tickets for $8. If a family buys 4 tickets and spends $40, how many adult and child tickets did they buy?

• 2 adult tickets and 2 child tickets

• 3 adult tickets and 1 child ticket

• 1 adult ticket and 3 child tickets

• 4 adult tickets and 0 child tickets

A swimming pool is filled with water at a rate of 5 gallons per minute. If it takes 2 hours to fill the pool, how many gallons of water does the pool hold?

• 800 gallons

• 700 gallons

• 500 gallons

• 600 gallons

A farmer has chickens and cows. If there are 20 animals in total and the number of cows is 4 more than the number of chickens, how many chickens and cows does the farmer have?

• 8 chickens and 12 cows

• 5 chickens and 15 cows

• 6 chickens and 14 cows

• 10 chickens and 10 cows