MATH RIDDLES
Random
MULTIPLY BY
100

Two people in front of two people, two people behind two people, and two people beside two people. How many people are there?

4 people.

100

Which of the following are factors of  x2- 6x + 8?

a. 1,8

b. 4,2

c. -4, -2

d. -1, -8

c. -4, -2
100

5 x 3 =

5 X 3 = 15

15 X 3 = 45

45 X 3 = 135

135 X 3 = 405

200

When Miguel was 6 years old, his little sister, Leila, was half his age. If Miguel is 40 years old today, how old is Leila?

She is 37 years old.

200

Which of the following is NOT a method in solving a quadratic equation?

Discriminant

200

67 x 0 =

0

300

How many sides does a circle have?

Two - the inSIDE and the outSIDE.

300

What do you call the graph of quadratic function?

Parabola

300

21 x 4 =

21 x 4 = 84

84 x 4 = 336

336 x 4 = 1,344

1,344 x 4 = 5,376

400

Can you arrange four nines to make it equal to 100?

99+9/9 = 100

400

What is the only number that has the same number of letters as it's meaning?

FOUR

400

3 x 18 = 

3 x 18 = 54

 54 x 18 = 972

972 x 18 = 17,496

17,496 x 18 = 314,928


M
e
n
u