Rational Proportions

• A

• B

• C

• D

• A

• B

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• D

• A

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• D

• A

• B

• C

• D

Lucy spends $1.75 on a cup of coffee each day. Fill in the following table to represent a proportional relationship.

b

d

e

a

$8.75

$5.25

$12.25

$3.00

$7.00

$3.50

$10.50

$1.75

Determine if the following pairs of quantities are proportional: (2, 3), (4, 6), (6, 9).

• Yes

• No

Write how to find the proportion of

2:8 :: 25:625

(Do not give space first right the means than the extremes.)

Mathematical Equivalence

ON

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D