Solve the proportion using cross products.
$\frac{\frac{1}{3}}{\frac{3}{8}}=\frac{\frac{2}{5}}{n}$

Write the sentence as a proportion then determine whether the proportion is true or false.

One and eight tenths is to two as four and five tenths is to five.

Write the sentence as a proportion then determine whether the proportion is true or false.

Four bags of flour costs \$12, and eight bags of flour costs \$18.

Solve the proportion using cross products.

$\frac{5}{8}=\frac{k}{24}$

Solve the proportion using cross products.

$\frac{2.5}{5}=\frac{p}{12}$

Express the sentence as a proportion.

Ten is to fifteen as four is to six.

Express the sentence as a proportion.

Two thirds is to one fifth as two fifths is to one ninth.

Express the sentence as a proportion.

A recipe uses 3 cups of rice for 5 cups of broth, and 15 cups of rice for 25 cups of broth.

Express the sentence as a proportion.

A car travels 80 miles in 2 hours and 120 miles in 3 hours.