Interpreting Word Problems: Systems of Equations for 7th Graders

A farmer has chickens and cows. If he has a total of 30 animals and there are 10 more chickens than cows, how many chickens and cows does he have?

• 10 cows and 20 chickens

• 15 cows and 15 chickens

• 20 cows and 10 chickens

• 5 cows and 25 chickens

In a school, there are two types of clubs: the art club and the science club. If there are 50 students in total and the art club has 10 more members than the science club, how many members are in each club?

• Art club: 20 members, Science club: 30 members

• Art club: 30 members, Science club: 20 members

• Art club: 40 members, Science club: 10 members

• Art club: 25 members, Science club: 25 members

A bookstore sells fiction and non-fiction books. If there are 80 books in total and the number of fiction books is twice the number of non-fiction books, how many of each type of book are there?

• 60 fiction books and 20 non-fiction books

• 70 fiction books and 10 non-fiction books

• 40 fiction books and 40 non-fiction books

• 54 fiction books and 26 non-fiction books

At a concert, tickets for adults cost $15 and tickets for children cost $10. If 100 tickets were sold for a total of $1,200, how many adult and child tickets were sold?

• 50 adult tickets and 50 child tickets

• 20 adult tickets and 80 child tickets

• 30 adult tickets and 70 child tickets

• 40 adult tickets and 60 child tickets

A pet shop has dogs and cats. If there are 40 pets in total and there are 4 more dogs than cats, how many dogs and cats are there?

• 18 cats and 22 dogs

• 10 cats and 30 dogs

• 20 cats and 20 dogs

• 15 cats and 25 dogs

In a fruit market, apples cost $2 each and bananas cost $1 each. If a customer buys a total of 30 fruits for $50, how many apples and bananas did they buy?

• 10 apples and 20 bananas

• 25 apples and 5 bananas

• 20 apples and 10 bananas

• 15 apples and 15 bananas

A school is selling tickets for a play. Adult tickets are $12 and student tickets are $8. If they sold 200 tickets for a total of $1,800, how many adult and student tickets were sold?

• 150 adult tickets and 50 student tickets

• 200 adult tickets and 0 student tickets

• 100 adult tickets and 100 student tickets

• 80 adult tickets and 120 student tickets

A gardener is planting flowers and shrubs. If he plants a total of 50 plants and there are 10 more flowers than shrubs, how many flowers and shrubs did he plant?

• 15 flowers and 35 shrubs

• 30 flowers and 20 shrubs

• 40 flowers and 10 shrubs

• 25 flowers and 25 shrubs

In a gym, there are two types of memberships: basic and premium. If there are 120 members in total and the number of premium members is three times the number of basic members, how many members are in each type?

• 30 basic members and 90 premium members

• 20 basic members and 100 premium members

• 60 basic members and 60 premium members

• 40 basic members and 80 premium members

A bakery sells cupcakes and cookies. If they sold a total of 200 items and the number of cupcakes sold is 50 more than the number of cookies, how many cupcakes and cookies did they sell?

• 80 cupcakes and 120 cookies

• 150 cupcakes and 50 cookies

• 100 cupcakes and 100 cookies

• 125 cupcakes and 75 cookies