Task Sets: Compute unit rates associated with ratios of fractions - Common Core Math - Grade 7

Recall / Warm-Up

A car travels 180 miles in 3 hours. What is the unit rate in miles per hour?

$60$

$540$

$\frac{1}{60}$

$183$

What is $\frac{3}{4} \div \frac{1}{2}$ ?

$\frac{3}{8}$

$\frac{3}{2}$

$\frac{2}{3}$

$\frac{5}{4}$

Rewrite $\frac{2}{3} \div \frac{4}{5}$ as multiplication by the reciprocal, then compute the result. Express as a fraction in simplest form.

Simplify the complex fraction $\dfrac{1/2}{1/4}$ . Express as a whole number or fraction in simplest form.

A cyclist rides $\frac{3}{4}$ mile in $\frac{1}{2}$ hour. Compute the unit rate in miles per hour. Express as a fraction in simplest form.

Compute $\frac{4}{5} \div \frac{2}{3}$ . Express as a fraction in simplest form.

Compute $\frac{5}{6} \div \frac{5}{3}$ . Express as a fraction in simplest form.

Which of the following correctly evaluates $\frac{3}{8} \div \frac{3}{4}$ ?

$\frac{9}{32}$

$\frac{1}{2}$

$2$

$\frac{3}{2}$