### All GED Math Resources

## Example Questions

### Example Question #1 : Units And Unit Conversions

Convert 2.5 years to days. Assume that the years in question are not leap years. Round to the nearest day.

**Possible Answers:**

**Correct answer:**

Make sure that your units cross out properly.

### Example Question #2 : Units And Unit Conversions

How many cups are in 3 gallons?

**Possible Answers:**

**Correct answer:**

### Example Question #2 : Units And Unit Conversions

Express 6 yards in inches.

**Possible Answers:**

**Correct answer:**

A yard comprises 36 inches, so multiply by 36:

One yard is equal to 216 inches.

### Example Question #4 : Units And Unit Conversions

How many ounces are in cups? If necessary, round to the nearest tenth.

*1 cup = 8 ounces*

*1 ounce - .125 cups*

**Possible Answers:**

ounces

ounces

ounces

ounces

ounces

**Correct answer:**

ounces

Convert cups to ounces by creating a ratio (see below). In the second fraction, the cups unit is on the denominator so "cups" cancels out.

* *

### Example Question #3 : Units And Unit Conversions

Fahrenheit temperature can be converted to its Celsius equivalent using the formula

.

Celsius temperature can be converted to its Fahrenheit equivalent using the formula

.

Anja, a German woman visiting St. Louis, is confused by a weather report that says that the temperature today is to reach a peak of 58 degrees. This being an American weather report, that temperature is expressed in degrees *Fahrenheit*, but being German, Anja is used to the *Celsius* temperature scale. To the nearest degree, convert the predicted peak temperature to Celsius.

**Possible Answers:**

**Correct answer:**

We are converting Fahrenheit to Celsius, so we use the formula

.

Substitute to calculate the value of :

The temperature, expressed in degrees Celsius, is .

### Example Question #6 : Units And Unit Conversions

Fahrenheit temperature can be converted to its Celsius equivalent using the formula

.

Celsius temperature can be converted to its Fahrenheit equivalent using the formula

.

Which of the following Fahrenheit temperatures comes closest to ?

**Possible Answers:**

**Correct answer:**

We are converting Celsius to Fahrenheit , so we use the formula

.

Substitute 150 for to calculate the value of :

The equivalent Fahrenheit temperature is .

### Example Question #7 : Units And Unit Conversions

Fahrenheit temperature can be converted to its Celsius equivalent using the formula

.

Celsius temperature can be converted to its Fahrenheit equivalent using the formula

.

Which of the following Celsius temperatures comes closest to ?

**Possible Answers:**

**Correct answer:**

We are converting Fahrenheit to Celsius, so we use the formula

.

Substitute 150 for to calculate the value of :

The temperature, expressed in degrees Celsius, is .

### Example Question #8 : Units And Unit Conversions

Fahrenheit temperature can be converted to its Celsius equivalent using the formula

.

Celsius temperature can be converted to its Fahrenheit equivalent using the formula

.

Wesley, an American visiting London, is confused by a weather report that says that the temperature today is to reach a peak of 22 degrees. This being a British weather report, that temperature is expressed in degrees *Celsius*, but being American, Wesley is used to the *Fahrenheit *temperature scale. To the nearest degree, convert the predicted peak temperature to Fahrenheit.

**Possible Answers:**

**Correct answer:**

We are converting Celsius to Fahrenheit , so we use the formula

.

Substitute 22 for to calculate the value of :

,

which rounds to .

### Example Question #9 : Units And Unit Conversions

Convert 47 inches to feet.

**Possible Answers:**

**Correct answer:**

Multiply 47 inches by the conversion ratio to get the equivalent measure in feet:

### Example Question #4 : Units And Unit Conversions

A scale on a map states that every represents . If cities are apart on the scaled map, how many miles are between the two cities?

**Possible Answers:**

**Correct answer:**

If each 1/3 of an inch on the scaled map = 15 miles; then 1 inch would represent

or per inch.

The measured distance is 6 inches.

### All GED Math Resources

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