Mathematical Expressions Quiz

Which expression is equivalent to

(6y + 4) - (2y + 9)?

• 8y + 13

• 4y - 5

• 8y - 5

• 4y + 13

Tags

CCSS.7.EE.A.1

• 3x + 4

Tags

CCSS.6.EE.A.3

Which expression is equivalent to 5(x + 3)?

• 5x + 3

• 5x + 15

• 5x - 3

• 5x - 15

Tags

CCSS.6.EE.A.4

A triangle has sides with lengths of

3x - 4, x + 6, and 4x - 5. What is the perimeter of the triangle?

• 8x - 3

• 7x - 5

• 6x - 7

• 5x + 2

Tags

CCSS.7.EE.A.1

What is the sum of 3a + 4b - c and 3a + 4b + c?

• 6a + 8b + 2c

• 6a - 8b

• 6a + 8b

• 6a - 8b + 2c

Tags

CCSS.HSA.APR.A.1

Maria bought some boxes of markers. She bought one box containing 8 markers and m boxes containing 3 markers each. Which of the following expressions could be used to find the total number of markers that Maria bought?

• 11m

• 8m + 3

• 3m + 8

• 24m

Tags

CCSS.HSA-SSE.A.1A

A bookstore buys a certain novel for $30 each and sells them for $50 each. The manager says, “Our profit on the novels can be calculated using the expression 50m – 30m.” What does 30m represent in the manager’s expression?

• number of novels bought and sold

• number of novels on a shelf

• cost of m novels

• income from m novels

Tags

CCSS.HSA-SSE.A.1A

Which expression is equivalent to

3.6 + 1.8w - 0.6w + 1.2?

• 0.6(6 + 2w)

• 0.8(5 + w)

• 1.2(3 + 2w)

• 2.4(2 + w)

Tags

CCSS.6.EE.A.4

Sarah cycled "s" kilometers per hour, and John cycled "j" kilometers per hour. They both cycled for "h" hours.

-The expression h(j - s) describes how many more kilometers John cycled than Sarah during that time. We can also use the expression hj - hs to represent the same quantity.

What does the expression j – s represent in the situation where Sarah cycled s kilometers per hour, and John cycled j kilometers per hour for h hours?

• Total number of kilometers Sarah cycled

• Total number of kilometers John cycled

• How many more kilometers John cycled than Sarah per hour

• Number of hours they cycled

Tags

CCSS.HSA-SSE.A.1A