GED Exam Prep: Math

1. What is the difference between 10 and 3?

4

103

310

7

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Explanation

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2. What is the result of removing 11 from 33?

23

32

1133

22

When we remove 11 from 33, we subtract 11 from 33, resulting in 22.

Explanation

When we remove 11 from 33, we subtract 11 from 33, resulting in 22.

3. How many years make a decade?

10 years

6 years

8 years

12 years

A decade is a period of 10 years. This is a widely accepted definition and is commonly used when referring to a specific period of time. Therefore, the correct answer is 10 years.

Explanation

A decade is a period of 10 years. This is a widely accepted definition and is commonly used when referring to a specific period of time. Therefore, the correct answer is 10 years.

4. Why is 10 an even number?

It is the number of choice

It is perfect

It is a common number

It is divisible by 2

The correct answer is "It is divisible by 2." This is because an even number is defined as any integer that is divisible by 2 without leaving a remainder. Since 10 can be divided evenly by 2 (10 ÷ 2 = 5), it is considered an even number.

Explanation

The correct answer is "It is divisible by 2." This is because an even number is defined as any integer that is divisible by 2 without leaving a remainder. Since 10 can be divided evenly by 2 (10 ÷ 2 = 5), it is considered an even number.

5. What is the number, when multiplied 6 yields 72?

6

10

12

13

The number that, when multiplied by 6, yields 72 is 12.

Explanation

The number that, when multiplied by 6, yields 72 is 12.

6. What is the cube root of 27?

27

9

2

3

The cube root of a number is the value that, when multiplied by itself three times, gives the original number. In this case, if we multiply 3 by itself three times (3 x 3 x 3), we get 27, which is the original number. Therefore, the cube root of 27 is 3.

Explanation

The cube root of a number is the value that, when multiplied by itself three times, gives the original number. In this case, if we multiply 3 by itself three times (3 x 3 x 3), we get 27, which is the original number. Therefore, the cube root of 27 is 3.

7. What is the result of dividing 9 by 0.3?

3

9

13

30

When dividing 9 by 0.3, we are essentially finding out how many times 0.3 can fit into 9. To calculate this, we divide 9 by 0.3, which gives us 30. Therefore, the result of dividing 9 by 0.3 is 30.

Explanation

When dividing 9 by 0.3, we are essentially finding out how many times 0.3 can fit into 9. To calculate this, we divide 9 by 0.3, which gives us 30. Therefore, the result of dividing 9 by 0.3 is 30.

8. How many years make a jubilee?

29 years

93 years

27 years

50 years

A jubilee is a special anniversary or celebration that occurs every 50 years. It is derived from the biblical concept of a year of special significance and restoration. Therefore, the correct answer is 50 years.

Explanation

A jubilee is a special anniversary or celebration that occurs every 50 years. It is derived from the biblical concept of a year of special significance and restoration. Therefore, the correct answer is 50 years.

9. What is product of 20 and 20?

20

2020

40

400

The product of 20 and 20 is calculated by multiplying the two numbers together. In this case, 20 multiplied by 20 equals 400.

Explanation

The product of 20 and 20 is calculated by multiplying the two numbers together. In this case, 20 multiplied by 20 equals 400.

10. What is the correct answer to this expression; -1/2 + 4?

4

1

2½

3½

The correct answer to the expression -1/2 + 4 is 3½. This can be calculated by first converting -1/2 to a decimal, which is -0.5. Adding -0.5 to 4 gives us a result of 3.5, which is equivalent to 3½.

Explanation

The correct answer to the expression -1/2 + 4 is 3½. This can be calculated by first converting -1/2 to a decimal, which is -0.5. Adding -0.5 to 4 gives us a result of 3.5, which is equivalent to 3½.