Self
Maths Puzzle
Category
what is the end of every puzzle
Read Solution (Total 3)
-
- letter E is end of puzzle
- 10 years agoHelpfull: Yes(1) No(0)
- ?...............................................................
- 10 years agoHelpfull: Yes(0) No(0)
- solution
since every puzzle has solution - 10 years agoHelpfull: Yes(0) No(0)
Self Other Question
make a 3*3 magic square by taking numbers from 5 to 13.
Eg. 2 7 6
9 5 1
4 3 8
Now,
2+7+6=15,
9+5+1=15,
4+3+8=15,
2+9+4=15,
7+5+3=15,
6+1+8=15,
2+5+8=15 and
6+5+4=15.
If 4 whole numbers are taken at random, and multiplied together, then the probability that the last digit in the product is 1,3,7 or9 will be
(a)13/976 (b)17/529 (c)16/625 (d)13/625