Cross Multiplying

9th - 10th Grade

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28 Qs

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Cross Multiplying

Quiz

•

Mathematics

•

9th - 10th Grade

•

Hard

•

CCSS

7.EE.B.4, 7.RP.A.2, 7.RP.A.3

Standards-aligned

Used 82+ times

FREE Resource

28 questions

Show all answers

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Solve the proportion.
k/6 = 15 / 18

k=5

k=3.3333333

k=60

k=90

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.2

CCSS.7.RP.A.3

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Solve using cross products:
5/6 = x/12

x = 10

x = 1

x = 12

x = 11

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.2

CCSS.7.RP.A.3

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Use cross products to determine if these ratios are proportional:
4/5 = 3/4

yes

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Use cross products to solve for the value of n.
2/16 = 15/n

n = 120

n = 18

n = 16

n = 100

Tags

CCSS.7.EE.B.3

CCSS.7.EE.B.4

CCSS.7.RP.A.2

CCSS.7.RP.A.3

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Cross Multiply
4/3 = (x+5)/6

x=3

x=4

x=.3333

x=5

Tags

CCSS.7.EE.B.3

CCSS.7.EE.B.4

CCSS.7.RP.A.2

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Solve for a

40/3

80/3

20/3

10/3

Tags

CCSS.7.EE.B.3

CCSS.7.EE.B.4

CCSS.7.RP.A.2

CCSS.7.RP.A.3

MULTIPLE CHOICE QUESTION

2 mins • 12 pts

Solve for n

15/3

14/3

Tags

CCSS.7.RP.A.2B

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