Cross Products Answers
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Check all that you considered in your response.
A
Ratios must be written with the same units in the same position.B
Cross products of a proportion are always equal.3
Which of the paired items from the pet store can be used to create a proportion?
A
3 cans of tuna for $4.50 and 5 cans of chicken for $6B
2 cans of beef for $5 and 6 cans of shrimp for $15.25C
5 deluxe meals for $4.75 and 10 premium meals for $9D
4 cans of salmon for $9 and 6 cans of chicken for $13.504
Question text not available
Answer:
Answer
5
Check all that you considered in your response.
A
To solve the proportion, you can use cross products.B
Cross products are found by multiplying the denominator of each ratio by the numerator of the other.6
One of the dog treats in Shelley’s shop is 8 inches long and 3.2 inches wide. She wants to make a miniature version that has proportional dimensions. If the miniature treat will be 3 inches long, how wide should it be?
A
1.2 inchesB
1.8 inchesC
2.3 inchesD
3.2 inches8
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Answer:
Answer
9
Check all that you considered in your response.
A
The numbers diagonally across from each other are the same in each proportion.B
Using the cross products, each proportion results in the same equation.C
If the equations are the same, then the solutions are the same.11
Because the cross products are equal, which statements are true? Select all that apply.
A
The ratios are not equivalent.B
The ratios are equivalent.C
The ratios are not a proportion.D
The ratios are a proportion.12
Which proportion is needed to solve the problem?
A
Option
B
Option
C
Option
D
Option
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