Proportions Cross Products
Authored by Anthony Clark
Mathematics
7th Grade
CCSS covered
Used 1+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which ratio is proportional to 18/27?
1/9
12/18
21/30
90/220
Tags
CCSS.7.RP.A.2A
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine whether the ratios form a proportion:
Proportional
Not Proportional
Tags
CCSS.7.RP.A.2A
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Are x and y proportional?
Yes
No
Tags
CCSS.7.RP.A.2A
4.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Do these ratios form a proportion?
If YES please also select the cross product.
Yes, their cross products are equal.
NO, their cross products are not equal.
45
25
Tags
CCSS.7.RP.A.2A
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Are x and y proportional?
Yes.
No.
Tags
CCSS.7.RP.A.2A
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Select all ratios proportional to 10:35
4:14
5/30
1:3
2/7
100 to 350
Tags
CCSS.7.RP.A.2A
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Do 35:16 and 5:2 form a proportion?
Yes, the cross products are both 70.
Yes, the cross products are both 80.
No the cross products are different.
Tags
CCSS.7.RP.A.2A
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