warm up 10/16 ME

In a direct variation, y=39 when x=3.  Find the value of y when x=2.

• 26
• 3
• 58.5
• 2

Tags

CCSS.HSF-LE.A.1B

Trina's paycheck earnings varies directly as the number of hours she works. If she works 19 hours and earns $187.15, what should she earn if she worked 40 hours? 

• $394
• $440
• $472.80
• $512.20

Tags

CCSS.HSF-LE.A.1B

What is the slope of the table?

• m=5/6
• m=-5/6
• m=6/5
• m=-6/5

Tags

CCSS.8.EE.B.5

10x + 9 = 4x - 9

• 0
• 3
• -3
• -18

A relation contains the points (3, 3), (3, 4), (3, 8), and (3, 9) Which statement accurately describes the relation?

• The relation represents y as a function of x, because each value of x is associated with a single value of y.

• The relation does not represent y as a function of x, because for every input there must be exactly one output.

• The relation represents y as a function of x, because each value of y in associated with a single value for x

• The relation does not represent y as a function of x, because you can not have the same coordinate for x and y value (3,3).

Tags

CCSS.8.F.A.1

Which graph does NOT represent y as a function of x?

• 
• 
• 
• 

Paula completely covered a square wall using 87.5 ft² of wallpaper without any overlap. Which measurement is closest to the side length of this wall in feet?

• 22 ft

• 44 ft

• 9 ft

• 7 ft

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

Tags

CCSS.8.EE.B.5