Solve the proportion using cross products.
$\frac{5}{8}=\frac{k}{24}$

Use cross products to determine whether the proportion is true or false.

$\frac{7}{4}=\frac{20}{12}$

Use cross products to determine whether the proportion is true or false.

$\frac{4}{9}=\frac{12}{27}$

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.

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

Solve the proportion using cross products.

$\frac{\frac{1}{3}}{\frac{3}{8}}=\frac{\frac{2}{5}}{n}$

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.