Ratio and Proportion

The ratio 2:3 is the same as 3:2.

• True

• False

In a proportion, the product of the extremes is less than the product of the means.

• True

• False

The ratios 4:7 and 16:28 form a proportion.

• True

• False

Identify the antecedents in the following ratios.

1:3, 4:5, 7:12

• 3,4,12

• 1,5,7

• 1,4,7

• 3,5,12

Identify the consequents in the following ratios.

1:3, 4:5, 7:12

• 3,4,12

• 1,5,7

• 1,4,7

• 3,5,12

Identify the means in the proportion:

2:5=6:15

• 2,15

• 5,6

• 2,6

• 5,15

Identify the extremes in the proportion:

2:5=6:15

• 2,15

• 5,6

• 2,6

• 5,15

Which of the following ratios form a proportion?

• $\frac{5}{4},\frac{10}{8}$

• $\frac{3}{4},\frac{6}{9}$
  

• $\frac{4}{7},\frac{7}{4}$

• $\frac{3}{8},\frac{6}{15}$

Which of the following ratios form a proportion?

• $\frac{1}{3},\frac{2}{4}$

• $\frac{3}{4},\frac{2}{3}$

• $\frac{2}{3},\frac{4}{6}$

• $\frac{7}{9},\frac{5}{11}$

Which of the following is equivalent to 8:24?

• 1:2

• 1:3

• 2:3

• 3:1