Lateral Thinking
Patterns & Sequences
Real-World Maths
Puzzles & Riddles
100

You enter a room with a match, a candle, an oil lamp, and a fireplace.
Which do you light first?

The match

100

What number comes next?
3, 6, 12, 24, ___  

48 (doubling)

100

A pizza is cut into 8 slices. You eat 3.
What fraction of the pizza is left?

5/8

100

A farmer has 17 sheep. All but 9 die.
How many are left?

9 (the rest died, the 9 remain).

200

What gets wetter the more it dries?

A towel

200

What number comes next?
5, 9, 17, 33, ___

Rule: ×2 − 1 

Answer: 65 

200

A rectangle has area 48 cm².
One side is 6 cm.
What is the other side?

8cm

200

Rearrange the letters:
“LISTEN”
to make a related word.

Silent

300

A woman pushes her car to a hotel and loses all her money.
What happened?

She's playing monopoly

300

Find the missing number:
7 → 22
5 → 18
9 → 26
11 → ?

Rule: multiply by 2 then add 8.

Answer: 30  

300

A bag contains red, blue, and green marbles.
If 12 are red, 8 are blue, and 10 are green, what percentage are blue?

8/30 ≈ 26.7%

300

What has hands but cannot clap?

A clock

400

A man looks at a photo and says, “Brothers and sisters, I have none, but that man’s father is my father’s son.”
Who is in the photo?

His son

400

What number comes next?

1, 2, 6, 24, 120, ___

Pattern: Factorials (n!)


Answer: 720

400

A 165L tank already has 15L of water in it. If I fill it at 5 litres per minute, how long will it take to fill?

165 - 15 = 150L to fill

150 (L) / 5 (L/min) = 30 minutes

Answer: 30 minutes

400

I’m thinking of a 3-digit number.

  • All three digits are different.

  • The sum of the digits is 12.

  • It is divisible by 3.

  • It is odd.

Question:
What number am I?

Answer: Your number could be any of the following: 

129, 192, 219, 291 

147, 417, 471, 741

237, 273, 327, 723

345, 435, 453, 543

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