Evaluating & Substituting Values in Algebraic Expressions

A farmer has a certain number of apples, represented by the variable a. If he picks 5 more apples, how many apples does he have now? Write the expression and evaluate it for a = 10.

• 15

• 5

• 20

• 10

Maria is saving money for a new bike. She has m dollars saved and plans to save 3 more dollars each week. Write an expression for her total savings after w weeks and evaluate it for m = 20 and w = 4.

• 36

• 24

• 32

• 28

A book costs b dollars. If you buy 3 books and pay a total of 15 dollars, write an equation to find the cost of one book and evaluate it.

• 10 dollars

• 7 dollars

• 5 dollars

• 3 dollars

In a school, each student has s pencils. If 4 students share their pencils equally, how many pencils does each student have now? Write the expression and evaluate it for s = 12.

• 12

• 4

• 16

• 8

A recipe calls for c cups of flour. If you want to make 2 batches of the recipe, how many cups of flour do you need? Write the expression and evaluate it for c = 3.

• 10

• 8

• 6

• 4

Tom has t toy cars. If he gives away 2 cars to his friend, how many cars does he have left? Write the expression and evaluate it for t = 8.

• 8

• 6

• 4

• 10

A movie ticket costs p dollars. If you buy 5 tickets, how much do you spend in total? Write the expression and evaluate it for p = 10.

• 60

• 40

• 50

• 30

A gardener plants g flowers in each row. If there are 4 rows, how many flowers are planted in total? Write the expression and evaluate it for g = 6.

• 20

• 24

• 18

• 30

A box can hold b balls. If you have 3 boxes, how many balls can you store? Write the expression and evaluate it for b = 10.

• 20

• 15

• 25

• 30

A car travels d miles per hour. If it travels for 3 hours, how far does it go? Write the expression and evaluate it for d = 60.

• 180 miles

• 90 miles

• 150 miles

• 240 miles