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Direct Variation Formative

Authored by Tiffanie Flores

Mathematics

9th Grade

CCSS covered

Used 2+ times

Direct Variation Formative
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15 questions

Show all answers

1.

DRAG AND DROP QUESTION

30 sec • 1 pt

In direct variation ​ (a)   ​ varies directly with ​ (b)   .

The ​ (c)   is found by taking yx\frac{y}{x} .

A direct variation equation always passed through the ​ (d)   .

y
x
constant of variation
origin
x-intercept
y-intercept
x-axis
y-axis

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

2.

CATEGORIZE QUESTION

3 mins • 1 pt

Organize these options into the right categories

Groups:

(a) Direct Variation

,

(b) Not Direct Variation

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x - 3y = 0

y - 4 = 2 (x - 2)

y = -2x + 4

Tags

CCSS.8.F.A.3

3.

DROPDOWN QUESTION

0 sec • 1 pt

The value of yy varies directly with xx . If y=20y=20 when x=80x=80 . The constant of variation is ​ (a)   . The equation for this given situation is ​ (b)  

14\frac{1}{4}  

y=14xy=\frac{1}{4}x  

44  

y=4xy=4x  

11  

(0, 0)\left(0,\ 0\right)  

Tags

CCSS.7.RP.A.2

CCSS.7.EE.B.4

CCSS.7.RP.A.3

4.

MATCH QUESTION

1 min • 1 pt

Match the given table to the correct constant of variation.

13\frac{1}{3}

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2

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52\frac{5}{2}

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not a direct variation

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5.

MATCH QUESTION

1 min • 1 pt

Match the given set of ordered pairs to the correct equation of variation. y=2xy=2x

y=2xy=2x

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y=32xy=\frac{3}{2}x

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y=−23xy=-\frac{2}{3}x

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y=−13xy=-\frac{1}{3}x

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6.

MATCH QUESTION

1 min • 1 pt

Match the graph with the correct equation of variation.

y=5xy=5x

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not a direct variation

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y=−12xy=-\frac{1}{2}x

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y=23xy=\frac{2}{3}x

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Tags

CCSS.8.EE.B.5

7.

HOTSPOT QUESTION

1 min • 1 pt

y=2xy=2x

Plot FIVE points that follow this rule.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

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