Mid-unit 3 Review

Front

If Antonia can type 408 words in 4 minutes, how many words can she type in one minute?

Back

Antonia can type 102 words per minute.

Front

Franco read \(\frac{3}{8}\) of a chapter in \(\frac{1}{5}\) of an hour. How long to read an entire chapter?

Back

It will take Franco \(\frac{8}{15}\) of an hour to read the entire chapter.

Front

You can buy 6 candy bars for $5.82 at Store A and 9 candy bars for $7.92 at Store B. Which store has the better deal?

Back

Store B has the better deal; 9 candy bars for $7.92.

Front

Which is the better buy? A 12-pack of Pepsi for $3.50 or a 6-pack for $1.80?

Back

The 12-pack is the better buy.

Front

After 3/4 of a minute a sloth has moved just 3/8 of a foot. What is the sloth’s speed in feet per minute?

Back

The sloth’s speed is \(\frac{1}{2}\) ft./min.

Front

What is the formula to calculate speed?

Back

Speed = Distance / Time.

Front

Define unit rate.

Back

A unit rate is a comparison of two different quantities when they are combined together, expressed as a quantity per one unit.

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Front

What is the least common multiple (LCM)?

Back

The least common multiple is the smallest multiple that two or more numbers have in common.

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.