DMR 12/6

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal. For example, if a/b = c/d, then a, b, c, and d are in proportion.

Front

How do you solve for x in a proportion?

Back

Front

Back

x = 6.3

Front

If 15 days taught corresponds to 10 homework assignments, how many assignments for 6 days?

Back

4 homework assignments.

Front

Back

x = 33

Front

In a candy bag, if there are 7 chocolate bars for every 12 suckers, how many chocolate bars for 15 suckers?

Back

8.75 chocolate bars.

Front

What is cross-multiplication?

Back

Cross-multiplication is a method used to solve proportions by multiplying the numerator of one ratio by the denominator of the other ratio.

Front

Define ratio.

Back

A ratio is a comparison of two quantities by division, expressed as a fraction, such as a:b or a/b.

Front

What is the relationship between ratios and proportions?

Back

Ratios are used to compare two quantities, while proportions show that two ratios are equal.

Front

How can you represent a proportion using a fraction?

Back