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How good are you at math?

Do you think you know maths? Try to answer a few simple math questions and you can quickly see how good you really are.

Author: podtalje | 1st November 2013 |

John thinks of a number, adds 5, and then multiplies the result by 7.

If the number John thinks of is represented by x, how can this be written using algebra?

7(x + 5)

7x + 5

5(x + 7)

5*7 + x

(2x² + 5x) - (4x² + 12x)

6x² + 17x

6x² + 7x

-2x² - 7x

-2x² - 17x

The formula for the surface area of a cube of lengths x is:
A = 6x²

What is the value of A when x = 5?

125

30²

25

150

2(3y + 4) − 3(2y + 3)

-1

12y − 1

7

1

24x² − 16x

x(24 − 16x)

8x(4x+3)

8x(3x − 2)

8x

Which of the following four numbers written in Scientific Notation is the least?

2.81 × 10-3

8.12 × 10-3

1.82 × 10-3

2.18 × 10-3

Which of the fractions below is the greatest?

4444/5555

7/8

555/666

66/77

Subtract 110.01 from 1001.1001

891.1009

891.9099

891.091

891.0901

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