Mid-Chapter 5 Flashcard

Front

What is the solution for x in the equation x + 5 = 25?

Back

x = 20

Front

In a ratio of cats to dogs of 3 to 5, if there are 25 dogs, how many cats are there?

Back

15 cats

Front

How do you simplify the ratio 35:14?

Back

5:2

Front

If the ratio of flour to water in bread dough is 5 to 3, how much flour is needed for 30 cups of water?

Back

50 cups of flour

Front

What is a proportion in terms of ratios?

Back

A proportion states that two ratios are equal.

Front

How do you determine if two ratios form a proportion?

Back

Cross-multiply the ratios and see if the products are equal.

Front

What is the definition of a ratio?

Back

A ratio is a comparison of two quantities by division.

Front

What is the formula for finding a missing value in a proportion?

Back

If a/b = c/d, then ad = bc.

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, where the first quantity is the numerator and the second is the denominator.

Front

How can you express the ratio of 10 to 15 in simplest form?

Back

2:3