Solving Proportions with Cross Products
Authored by Anthony Clark
Mathematics
7th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve.
A
B
C
D
Tags
CCSS.7.RP.A.2B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
For the pair of similar figures, find the length of each side marked with a variable.
x = 7.2 cm; y = 13.4 cm
x = 12cm; y = 15 cm
x = 12.5 cm; y = 9.6 cm
x = 15 cm; y = 12 cm
Tags
CCSS.HSG.SRT.A.2
3.
MULTIPLE CHOICE QUESTION
1 min • 6 pts
Solve the proportion.
k=5
k=3.3333333
k=60
k=90
Tags
CCSS.7.RP.A.2B
4.
MULTIPLE CHOICE QUESTION
1 min • 6 pts
Solve for x
x = 16
x = 28
x = 1/26
x = 26
Tags
CCSS.6.EE.B.7
5.
MULTIPLE CHOICE QUESTION
1 min • 6 pts
Solve.
4
1
16
2
Tags
CCSS.3.NF.A.3A
CCSS.3.NF.A.3B
CCSS.4.NF.A.1
6.
MULTIPLE CHOICE QUESTION
1 min • 6 pts
Solve the proportion:
3
4
9
6
Tags
CCSS.7.RP.A.2B
7.
MULTIPLE CHOICE QUESTION
1 min • 6 pts
Cross Multiply/Cross Products
15
420
28
16
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