Math 1
Math 2
Math 3
Riddles
General Knowledge
100

Complement of 9

81

100

5 + 36 ÷ 2 × 3 – 4

55

100

Simplify

–m  –  4  – 2  +  m

-6

100

What's red and smells like blue paint?

Red paint

100

Human Body 

I am a muscle located behind your lungs. I am always moving, and I never get tired. I pump blood to all parts of your body. What am I?

heart

200

Find the Square Root

 √64

8

200

8×3+70÷7-7

27

200

a + 4 = 4

A=0

200

You're running a race and at the very end, you pass the person in 2nd place. What place did you finish the race in? 

2nd place 

200

Vertebrate Thinking Questions 

Can a dolphin drown in the ocean? 

Yes, a dolphin can drown in the ocean. Dolphins are mammals, which means they have lungs and breathe air. Even though dolphins can hold their breath for a long time, they can't stay underwater forever without coming up to the surface to breathe.

300

Jimmy took a total of 5 test last month in his math class, he scored the following grades on his test:

100, 97, 65, 100, 85

What is his total average in the class?

His total average is 89.4

300

Find Factors or prime?

34

1, 2, 17, 34

300

Find y

8 =y – 7

Y=15

300

Mrs. Brown has 5 daughters. Each of these daughters have a brother. How many children does Mrs. Brown have? 

6 children

300

Planet Riddles 

I'm blue and green and a little brown. I'm a small planet with life all around. They call me the third rock from the sun. I don't have many moons - just one. 

Which planet am I?  

Earth

400

Find Q

8q + 6 = 4q – 14

Q=-5

400

Write using exponent form?

8*8*8*8*8*8*8*8

88

400

Write an expression.

2 times the quantity n minus 4

2(n – 4)

400

When I was 6, my sister was half my age. Now, I'm 70. How old is my sister? 

67 years old

400

What continent is the United States of America in?

North America

500

Find P

–3(7p + 5) = 27

P=-2

500

Simplify

–5 x  –  7 x

-12x

500

Simplify

7w – 10w + 5 + 7w

4w + 5

500

It is always in front of you but cannot be seen

The future 

500

Which planet is closest to the sun?

Mercury

600

21÷3+(3×9)×9+5

255

600

Solve 

t – 1 =  –2 – 6(t + 8)

 t=-7

600

-4.9 – (-3.1) – 2.1 = _____

-3.9 

600

Calculator Words 

Add 0.2949 and 0.4785. Turn the calculator upside-down. What word do you see?

hello

600

Who was the first black President of the United States of America?

Barack Obama

700

14-8+3+8×(24÷8)

33

700

Solve

7(q – 4) – 6q ≤ 1

q ≤ 29

700

3.866 * 10=

3,866

700

Riddles to Ponder 

Can you figure out the answers to the riddles? 

I come one in a minute, Twice in a moment, But never in a thousand years

the letter M

700

What is the Sun?

a. A planet                                                              b. Burning star                                                        c. fire                                                                     d. yellow dot

b. Burning star    

800

Find the value of 3x3 - 4x2 + x - 5 when x = -3

-17

800

Find m

9 * 8 = 8(m + 7)

M=2

800

1.9 – (-2.1) – (-5.5) = _____

9.5

800

Code Riddles 

The answers to these riddles are written in code. Replace each letter of the riddle answers with the letter that comes before it.

Why do chickens lay eggs? 

JG UIFZ ESPQ UIFN UIFZ CSFBL

IF THEY DROP THEM THEY BREAK

800

how many continents are there on earth? list them

They are 7 continent

Asia, Africa, North America, South America, Antarctica, Europe and Australia.

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