### All GED Math Resources

## Example Questions

### Example Question #1 : Word Problems In Algebra

Which of the following phrases can be written as the algebraic expression ?

**Possible Answers:**

Twenty-four decreased by the opposite of a number

The absolute value of a number decreased by twenty-four

The opposite of the difference of a number and twenty-four

Twenty-four decreased by the absolute value of a number

**Correct answer:**

Twenty-four decreased by the absolute value of a number

is twenty-four decreased by , which is the absolute value of a number, so is "twenty-four decreased by the absolute value of a number."

### Example Question #2 : Word Problems In Algebra

Which of the following phrases can be written as the algebraic expression ?

**Possible Answers:**

The opposite of the difference of a number and fifty-four

The absolute value of the product of a number and negative fifty-four

The absolute value of the difference of a number and fifty-four

The opposite of the product of a number and negative fifty-four

**Correct answer:**

The absolute value of the difference of a number and fifty-four

is the absolute value of , which is the difference of a number and fifty-four; therefore, is "the absolute value of the difference of a number and fifty-four."

### Example Question #3 : Word Problems In Algebra

Which of the following phrases can be written as the algebraic expression ?

**Possible Answers:**

The square of the difference of three and a number

The square of a number decreased by three

Three decreased by the square of a number

The square of the difference of a number and three

**Correct answer:**

Three decreased by the square of a number

is three decreased by , which is the square of a number; therefore, is three decreased by the square of a number.

### Example Question #4 : Word Problems In Algebra

Which of the following phrases can be written as the algebraic expression ?

**Possible Answers:**

The absolute value of the difference of a number and forty-five

The opposite of the difference of forty-five and a number

The opposite of the difference of a number and forty-five

The absolute value of the difference of forty-five and a number

**Correct answer:**

The opposite of the difference of a number and forty-five

is the opposite of , which is the difference of a number and forty-five; therefore, is the opposite of the difference of a number and forty-five.

### Example Question #5 : Word Problems In Algebra

Which of the following phrases can be written as the algebraic expression ?

**Possible Answers:**

Sixty-five subtracted from the opposite of a number

The absolute value of the difference of a number and sixty-five

Sixty-five subtracted from the absolute value of a number

The opposite of the difference of a number and sixty-five

**Correct answer:**

Sixty-five subtracted from the opposite of a number

is sixty-five subtracted from , which is the opposite of a number; therefore, is "sixty-five subtracted from the opposite of a number."

### Example Question #6 : Word Problems In Algebra

Which of the following phrases can be written as the algebraic expression ?

**Possible Answers:**

Twice the difference of thirty-four and a number

The square of the difference of a number and thirty-four

The square of the difference of thirty-four and a number

Twice the difference of a number and thirty-four

**Correct answer:**

The square of the difference of a number and thirty-four

is the square of , which is the difference of a number and thirty-four. Therefore, is the difference of a number and thirty-four.

### Example Question #2 : Word Problems In Algebra

A broken television cost $1.25 after a 99% discount. What was the original price?

**Possible Answers:**

$2.49

$250

$125

$12.50

$2.74

**Correct answer:**

$125

Let x be the original price. If the original price was given a discount, the value of the percent discount must be subtracted from the original price.

### Example Question #8 : Word Problems In Algebra

Which of the following phrases can be represented by the algebraic expression ?

**Possible Answers:**

Five decreased by the reciprocal of a number

The reciprocal of the difference of a number and five

Five less than by the reciprocal of a number

The reciprocal of the difference of five and a number

**Correct answer:**

The reciprocal of the difference of five and a number

is the reciprocal of , which is the difference of five and a number. Therefore, is "the reciprocal of the difference of five and a number".

### Example Question #9 : Word Problems In Algebra

Sixty-four coins, all dimes and nickels, total $5.15. How many of the coins are dimes?

**Possible Answers:**

**Correct answer:**

Let be the number of dimes. Then there are nickels.

An equation can be set up and solved for for the amount of money:

, the number of dimes.

### Example Question #10 : Word Problems In Algebra

Above is the menu for a coffee shop; there is no sales tax charged on purchases.

Greg is throwing a party and wants to buy eight large cappucinos, one for each attendee. He wants to buy all the butter croissants he can without spending more than $80 total. How many croissants will he be able to buy?

**Possible Answers:**

**Correct answer:**

Eight large cappucinos will cost Greg

.

This leaves him

to buy croissants, which cost .

Let be the number of croissants he buys. Then

Greg can buy up to 21 croissants.