Ratios and Proportions Quiz

The perimeter of a rectangle is 280 cm. The ratio of the width to the length is 3 : 4. What is the length of the rectangle?

Mathematical Equivalence

OFF

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CCSS.3.MD.D.8

The ratio of country albums to jazz albums in a music collection is 2 : 3. If the music collection has 45 albums, how many are country albums?

Mathematical Equivalence

ON

The lengths of the sides of a triangle are in the extended ratio 3 : 6 : 8. The triangle’s perimeter is 510 cm. What is the length of the largest side?

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OFF

Solve the proportion (x/4) = (13/52).

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CCSS.7.RP.A.2B

Solve the proportion (x/2x+1) = (16/40).

Mathematical Equivalence

ON

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CCSS.7.RP.A.2B

Solve the proportion (9/10) = (9x/70).

Mathematical Equivalence

ON

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CCSS.7.RP.A.2B

Solve the proportion (2/7) = (b+1/56).

Mathematical Equivalence

ON

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CCSS.7.RP.A.2B

Solve the proportion (11/y) = (9/27).

Mathematical Equivalence

ON

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CCSS.7.RP.A.2C

Solve the proportion (3/34) = (m/51).

Mathematical Equivalence

ON

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CCSS.7.RP.A.2C

Use the proportion (x/z) = (6/5). Complete each statement using the four properties of proportions (see notes). (x/6) =

Mathematical Equivalence

ON