Thursday, October 20, 2016

for D, 10.20

1/3+1/6=
1/3-1/6=
2/3+1/6=
1/2+1/4+1/8=
1/2+1/4+1/8+1/16=

%%%%%%%%%%%%%%%%%%%%%%%%
A, B and C are looking at a green breeble (a magical creature).

A: B says the breeble has three legs!
B: No, it has five thousand legs.
C: Just one of you is lying.

Indeed, just one of A, B and C is lying. Who?

%%%%%%%%%%%%%%%%%%%%%%%%

What is bigger:
9*9 or 99?
9*9*9 or 999?
5/2 or 7/3?
555/2 or 777/3?

%%%%%%%%%%%%%%%%%%%%%%%%
10x+2y=9
10x-y=0.

3x+y=0
2x-4y=0.

%%%%%%%%%%%%%%%%%%%%%%%%

No comments:

Post a Comment