Solving Real-Life Problems with Variables and Equations

Maria has 3 times as many apples as John. Together, they have 48 apples. How many apples does each person have?

• John has 15 apples and Maria has 33 apples.

• John has 12 apples and Maria has 36 apples.

• John has 10 apples and Maria has 38 apples.

• John has 20 apples and Maria has 28 apples.

A school is selling tickets for a play. Adult tickets cost $10 and student tickets cost $5. If they sold a total of 50 tickets for $350, how many of each type of ticket did they sell?

• 20 adult tickets and 30 student tickets

• 15 adult tickets and 35 student tickets

• 25 adult tickets and 25 student tickets

• 10 adult tickets and 40 student tickets

Liam and Emma are saving money for a video game. Liam has $20 more than Emma. Together, they have $100. How much money does each have?

• Emma has $50, Liam has $50

• Emma has $20, Liam has $80

• Emma has $40, Liam has $60

• Emma has $30, Liam has $70

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

• 10 cows and 10 chickens

• 6 cows and 14 chickens

• 5 cows and 15 chickens

• 8 cows and 12 chickens

In a class, there are twice as many girls as boys. If there are 30 students in total, how many boys and girls are in the class?

• 12 boys and 18 girls

• 15 boys and 15 girls

• 10 boys and 20 girls

• 5 boys and 25 girls

A bookstore sells fiction and non-fiction books. If the total number of books is 120 and there are 20 more fiction books than non-fiction books, how many of each type of book are there?

• Fiction: 50, Non-Fiction: 70

• Fiction: 70, Non-Fiction: 50

• Fiction: 60, Non-Fiction: 60

• Fiction: 80, Non-Fiction: 40

Samantha and her brother are collecting stickers. Samantha has 5 more stickers than her brother. If they have a total of 35 stickers, how many stickers does each have?

• Samantha has 25 stickers and her brother has 10 stickers.

• Samantha has 30 stickers and her brother has 5 stickers.

• Samantha has 15 stickers and her brother has 20 stickers.

• Samantha has 20 stickers and her brother has 15 stickers.

A pet shop has cats and dogs. If there are 15 pets in total and there are 3 more dogs than cats, how many cats and dogs are there?

• 4 cats and 11 dogs

• 7 cats and 8 dogs

• 5 cats and 10 dogs

• 6 cats and 9 dogs

Two friends are running a lemonade stand. They made $50 in total. If one friend made $10 more than the other, how much did each friend make?

• First friend: $20, Second friend: $30

• First friend: $25, Second friend: $25

• First friend: $15, Second friend: $35

• First friend: $10, Second friend: $40

A gardener is planting flowers and shrubs. If the total number of plants is 40 and there are 10 more flowers than shrubs, how many flowers and shrubs are there?

• 20 shrubs and 20 flowers

• 10 shrubs and 30 flowers

• 15 shrubs and 25 flowers

• 5 shrubs and 35 flowers