2-D Shapes
One/Multi-Step Equations
Pythagorean Theorem
Probability
Riddles
100

This is the perimeter of a square with one side being 5 cm. long.

What is 20 cm.?

100

This is what x equals in the equation 5x = 15.

What is x=3?

100

This is the length of the hypotenuse in a right triangle with the two base sides being 3 and 4.

What is 5?

100

This is the probability of flipping heads 3 times in a row with a quarter.

What is 1/8?

100

This gets wetter as it dries.

What is a towel?

200

This is the area of a right triangle with the two base sides measuring 7 in. and 8 in.

What is 28 in.?

200

This is what x equals in the equation x - 5 = (-2).

What is x = 3?

200

This is the length of the hypotenuse in a right triangle with base measurements of 5 and 12.

What is 13?

200

This is the probability of getting two red marbles in a row with replacement in a bag with 4 red marbles, 3 green marbles, 5 yellow marbles, 2 blue marbles and 1 brown marble.

What is 16/225?

200

This is full of holes, but can still hold water.

What is a sponge?

300

This is the circumference of a circle with radius 5 ft. (leave in terms of pi).

What is 10 pi ft.?

300

This is what x equals in the equation 2x - 9 = 11.

What is x = 10?

300

This is the length of a side of a right triangle with hypotenuse length of 17 and side length of 15.

What is 8?

300

This is the probability of getting two red M&Ms in a row without replacement in a bag with 4 red M&Ms, 3 green M&Ms, 5 yellow M&Ms, 2 blue M&Ms and 1 brown M&Ms.

What is 2/35? (6/105 will be accepted) (12/210 will not be accepted)

300

This comes once in a minute, twice in a moment, but never in a thousand years. 

What is the letter m?

400

This is the area of a trapezoid with bases of 3 m. and 5 m. as well as a height of 8 m.

What is 32 m.?

400

This is what x equals in the equation x/4 + 5 = 3.

What is -8?

400

This is the length of the hypotenuse of a right triangle with side measurements of 13 and 16. (Round to two decimal places)

What is 20.62?

400

This is the probability of getting two hearts in a row in a standard 52 card deck without replacement.

What is 1/17? (3/51 will be accepted) ( 12/204 will not be accepted)

400

Poor people have it. Rich people need it. If you eat it you die.

What is nothing?

500

This is the area of a kite with two side lengths of 15 cm. and two more with side lengths 20 cm. The diagonals have lengths of 24 cm. and 25 cm.

What is 300 cm.?

500

This is what x equals in the equation                       3x2 - 10 = 12 + 5.

What is x = + or -3?

500

This is the length of a side of a right triangle with the other side measuring 11 and the hypotenuse measuring 12. (Round to two decimal places)

What is 4.80?

500

This is the probability of getting a royal flush given 5 cards.

What is 1/649740? (an answer close to 1/650,000 will be accepted)

500

Always in you, sometimes on you; If I surround you, I can kill you.

What is water?