NSC [2×2=4] Semi Maths Olympiad ∑ TONIGHT 21(30) CET

[Fierro]

11

 

[soundofsilence]

5.5?
Wtf!

 

[Sabrewulf238]

5.5?
Wtf!

I was just thinking there was one fish that's half drowned and half alive.

Although I only just realized the concept of fish drowning is wrong.

 

[soundofsilence]

Jeez
Eleven!!!!!?!!!!!

 

[ferret]

Correct answer:

Eleven. Fish don't drown.

​

Maria and Alexander have four daughters. Each of their daughters has one brother.
How many children do they have in total?

​

 

[Luki]

5

 

[anselm]

5

 

[soundofsilence]

5

 

[Fierro]

3+3-3/3

 

[esc87fan]

If it's 5, then it's either me or Vylkuzeme

 

[ferret]

Correct answer:

​

Connect the four numbers 2,5,10,13 using the math signs + - = to make a true equality.
You can change the order of the numbers.

​

 

[esc87fan]

YOU'RE KIDDING ME! Thank you all so much for helping me make the final on this special occasion!

 

[Sabrewulf238]

Congrats Sakuralia!

 

[Fierro]

10 = 13 - 5 + 2

 

[Luki]

Well done Steph!

 

[soundofsilence]

5+10=2+13

 

[ferret]

Correct answer:

One of several options: 10 - 2 + 5 = 13

When my dad was 31, I was 8. Now he's twice my age. How old am I?

​

 

[Fierro]

23

 

[soundofsilence]

29

 

[Luki]

23