Lone Star Math

Front

How many cups are in 3 quarts?

Back

12 cups (1 quart = 4 cups, so 3 quarts = 3 x 4 = 12 cups).

Front

Convert 78 grams to centigrams.

Back

7800 centigrams (1 gram = 100 centigrams, so 78 grams = 78 x 100 = 7800 centigrams).

Front

Which is larger: 32% or 0.38%?

Back

32% is larger than 0.38%.

Front

What do you call an angle that measures less than 90°?

Back

An acute angle.

Front

Identify a composite number from the following: 11, 23, 27, 31.

Back

27 is a composite number (it has factors other than 1 and itself).

Front

What is the definition of a composite number?

Back

A composite number is a positive integer that has at least one positive divisor other than one or itself.

Front

What is the definition of an acute angle?

Back

An acute angle is an angle that measures less than 90 degrees.

Front

How do you convert quarts to cups?

Back

Multiply the number of quarts by 4 (since 1 quart = 4 cups).

Front

What is the relationship between grams and centigrams?

Back

1 gram is equal to 100 centigrams.

Front

How do you compare fractions and percentages?

Back

Convert them to a common format (either both to fractions or both to percentages) to compare their values.