Quote:
Originally Posted by mohit9020
hey everyone
Question 2 :Amitabh has a certain number of toffees such that if he distributes amongst 10 chlidren he has 9 left,if he distributes amongst 9 children he would have 8 left,if he distributes amongst 8 children he would have 7 left.....and os on until if he distributes amongst 5 children he would have 4 left.What is the second highest number of toffees he would have with him?
a.2519
b.7559
c.8249
d.none of these
|
according to what i can gather
we have to find the lcm of 10,9,8,7,6,5
and sub 1
we get 2520 as the lcm
so 2519 would be the least
max would be 2520*4-1
cos for 2520*5 the remainder would become zero
so we get 2520*3-1 as the second highest.....
ie 7559