BRAIN TEASERSBRAIN TEASERS

SLIDEAS!SLIDEAS!

1:1:

If it takes 85 seconds If it takes 85 seconds to boil 2 eggs, how to boil 2 eggs, how long will it take to boil long will it take to boil 3 eggs?3 eggs?

2:2:

When does Chicago When does Chicago begin with a ‘C’, and begin with a ‘C’, and end with an ‘E’?end with an ‘E’?

3:3:

My neighbour has 4 My neighbour has 4 daughters, and each daughters, and each has a brother – how has a brother – how many children does many children does my neighbour have?my neighbour have?

4:4:

What is it that, when What is it that, when you take away the you take away the whole, you have some whole, you have some still left?still left?

5:5:

How many times can How many times can you take 9 apples you take 9 apples away from 54 apples?away from 54 apples?

6:6:

Can you guess the Can you guess the next letter in this next letter in this series…series…

CYGTNLIT…?CYGTNLIT…?

7:7:

What do female What do female elephants have that elephants have that no other female no other female animal has?animal has?

8:8:

What is the last thing What is the last thing you take off each you take off each night before you get night before you get into bed?into bed?

9:9:

How is it possible to How is it possible to make this sum make this sum correct?correct?

5 – 2 = 45 – 2 = 4

10:10:

Sally bets John she can Sally bets John she can jump from a 10 storey jump from a 10 storey building to the concrete building to the concrete floor below and not floor below and not injure herself. How does injure herself. How does she win the bet?she win the bet?

THE ANSWERSTHE ANSWERS

SLIDEAS!SLIDEAS!

1.1. The same timeThe same time2.2. Always – Chicago begins with a ‘C’, and end Always – Chicago begins with a ‘C’, and end

begins with an ‘E’begins with an ‘E’3.3. 5 – each daughter has the same brother5 – each daughter has the same brother4.4. The word ‘wholesome’The word ‘wholesome’5.5. Only once – because then you don’t have 54 Only once – because then you don’t have 54

apples leftapples left6.6. ‘‘S’ - the sequence is based on the initial letters of S’ - the sequence is based on the initial letters of

each word in the questioneach word in the question7.7. Baby elephantsBaby elephants8.8. Your feet from the floorYour feet from the floor9.9. Write the number ‘5’ as a word using capital Write the number ‘5’ as a word using capital

letters (FIVE) – then take the F and E away (minus letters (FIVE) – then take the F and E away (minus 2) – which leaves IV – 4 in Roman numerals2) – which leaves IV – 4 in Roman numerals

10.10. Sally jumps from the ground floor onto the Sally jumps from the ground floor onto the outsideoutside