MCAS Review

 A factory worker loaded some boxes onto a cart. Each box has the same weight. This expression represents the total weight, in pounds, of the cart AND n boxes.

 $10n\ +25$ 
Based on the expression, what is the weight, in pounds, of the cart?

Tags

CCSS.HSA-SSE.A.1A

On a map, 1 inch equals 0.75 mile.

The distance between a museum and a library on the map is 2 inches. What is the actual distance, in miles, between the museum and the library?

Tags

CCSS.6.RP.A.3B

Line w is represented by this equation:

y = 5x +3

Which of the following equations represents a line that is perpendicular to line w?

• $y\ =\ -\frac{1}{5}x\ +1$

• $y\ =\ -5x+1$

• $y\ =\ \frac{1}{5}x\ +1$

• $y\ =\ 5x\ +1$

A rectangular garden that is 16 1/4 feet wide and 11 3/4 feet long will be covered with soil. If a bag of soil covers an area of 20 square feet, which of the following is closest to the number of bags of soil needed to cover the garden?

• 2

• 3

• 8

• 10

Which of the following equations is true?

• $7\cdot\left(2+3\right)=3+\left(7\cdot2\right)$

• $7\cdot\left(2+3\right)=7+\left(2\cdot3\right)$

• $7\cdot\left(2+3\right)=3\cdot\left(7+2\right)$

• $7\cdot\left(2+3\right)=7\cdot\left(3+2\right)$

Tags

CCSS.7.NS.A.2C

Which of the following is closest to the value of the expression above?

• 4

• 5

• 9

• 11

Tags

CCSS.8.EE.A.2

Which of the following values of x is a solution to the equation below? $x^2=256$  

• - 4

• - 16

• 128

• 512

Tags

CCSS.8.EE.A.2

A rug in the shape of a square has an area of 33 feet. Which of the following estimates is closest to the length of each side of the rug?

• 5 1/4 feet

• 5 3/4 feet

• 6 3/4 feet

• 8 1/4 feet

Answer explanation

take the square root of 33! (What is $\sqrt{33}$ ?)

 $-2\left(3^2-10\right)$  

What is the value of the expression above?

Answer explanation

Answer: 2
Did you get it??

Tags

CCSS.6.EE.A.2C

Line g has a slope of $-\frac{4}{7}$  . Which of the following equations represents a line that is perpendicular to line g?

•  $y\ =\ -\frac{7}{4}x$  

•  $y\ =-\frac{4}{7}x$  

•  $y=\frac{4}{7}x$  

•  $y=\frac{7}{4}x$  

Tags

CCSS.8.EE.B.6