self Maths Puzzle

abc+def=ghi

Read Solution (Total 3)

self Other Question

Consider a number as follows.....

12345678910111213141516......37383940. This is nothing but numbers from 1 to 40
are written side by side to form a single number.
Now what is the remainder when the number given above is divided by 36.
LET n!=1*2*3*4....*n for integer n>=1.if p=(1*1!)+(2*2!)+(3*3!)+......(10*10!),then p+2 when divided by 11! leaves a remainder as:

1. 10

2. 0

3. 7

4. 1