One Variable Equations Quiz

Lily has 3 apples. Arjun gives her some more apples and now she has 17 apples. If each apple that Arjun gave her represents 'x', how many apples did Arjun give her?

• x = 4

• x = 7

• x = 2

• x = 10

Answer explanation

Arjun gave Lily 4 apples, as each apple represents 'x' and x = 4 is the correct choice.

Tags

CCSS.3.OA.D.8

CCSS.3.NBT.A.2

Liam had 10 apples. He gave 2 apples to each of his friends. After giving apples to 4 friends, he had no apples left. How many friends does Elijah have?

• Elijah has 12 friends

• Elijah has 3 friends

• Elijah has 9 friends

• Elijah has 5 friends

Answer explanation

Liam gave 2 apples to each of his friends, so he gave away 8 apples in total. Since he had 10 apples and gave away 8, he had 2 apples left. Therefore, Elijah must have 5 friends, as the correct answer states.

Tags

CCSS.3.OA.D.8

CCSS.3.OA.A.3

CCSS.3.OA.C.7

CCSS.3.OA.A.2

Grace had 4 apples. She ate half of them and then William gave her 3 more. If she now has 11 apples, how many did William give her?

• William gave her 3 apples

• William gave her 5 apples

• William gave her 7 apples

• William gave her 2 apples

Answer explanation

Grace had 4 apples. She ate half of them, leaving her with 2 apples. William gave her 3 more, making a total of 5 apples. Therefore, William gave her 2 apples.

Tags

CCSS.3.OA.D.8

CCSS.3.NBT.A.2

Evelyn has 5 apples. She gave 7 apples to Emma, but now she has 18 apples. How many apples did Charlotte give to Evelyn?

• 5 apples

• 10 apples

• 20 apples

• 3 apples

Answer explanation

Charlotte gave Evelyn 10 apples. Since Evelyn gave 7 apples to Emma and now has 18 apples, she must have received 10 apples from Charlotte to have a total of 18 apples.

Tags

CCSS.3.OA.D.8

CCSS.3.NBT.A.2

Noah has 2 apples and Kai gives him 4 more. If Abigail gives him some apples and he ends up with 12 apples in total, how many apples did Abigail give him?

• x = 6

• x = 10

• x = 2

• x = 4

Answer explanation

Abigail gave Noah 4 apples, as indicated by the correct answer choice x = 4.

Tags

CCSS.3.OA.D.8

CCSS.3.NBT.A.2

Avery, Arjun, and Benjamin are planning a party and they want to buy chocolates for everyone. They found a shop where a box contains 24 chocolates. If each chocolate costs $2, how much money will they need to buy all the chocolates?

• $60

• $48

• $36

• $12

Answer explanation

To find the total cost, multiply the number of chocolates (24) by the cost of each chocolate ($2). The correct choice is $48.

Tags

CCSS.3.OA.A.3

CCSS.3.OA.C.7

CCSS.3.OA.A.1

CCSS.3.OA.B.5

During a school event, Sarah, Oliver and Benjamin were given stickers as a reward. Sarah has 3 times as many stickers as Tom. If Tom has 8 stickers, how many stickers does Sarah have?

• 12

• 16

• 32

• 24

Answer explanation

Sarah has 3 times as many stickers as Tom, who has 8 stickers. Therefore, Sarah has 24 stickers, which is the correct choice.

Tags

CCSS.3.OA.A.3

CCSS.3.OA.C.7

CCSS.3.OA.A.1

CCSS.3.OA.A.4

Lily, Aria, and Anika run a small toy shop. They sell 5 toys each day. If they have already sold 35 toys, how many days has their shop been open?

• 7

• 25

• 10

• 3

Answer explanation

The shop has been open for 7 days because they sell 5 toys each day and have already sold 35 toys, which is equal to 7 days of sales.

Tags

CCSS.3.OA.A.3

CCSS.3.OA.A.2

Grace has a beautiful garden where she grows roses and daisies. The number of roses in her garden is 3 times the number of daisies. If Grace has 15 roses, how many daisies does she have in her garden?

• 10

• 3

• 7

• 5

Answer explanation

The number of roses in Grace's garden is 3 times the number of daisies. Since she has 15 roses, she must have 5 daisies in her garden.

Tags

CCSS.3.OA.D.8

CCSS.3.OA.A.3

CCSS.3.OA.C.7

CCSS.3.OA.A.4

Sarah, Maya, and Jackson are at a bookstore. Sarah finds a book she likes for $12. She has $50 in her wallet. If she buys the book, how much money will she have left?

• $38

• $12

• $25

• $62

Answer explanation

If Sarah buys the book for $12, she will have $38 left in her wallet. This is the correct choice.

Tags

CCSS.3.NBT.A.2