The fraction $\frac{1095}{1168}$ when expressed in its simplest form is:

Let $N$ be the least six-digit number which,when divided by $4, 6, 10,$ and $15,$ leaves the same remainder of $2$ in each case. The sum of the digits in $N$ is:

Find the greatest number of five digits which becomes exactly divisible by $10, 12, 15$ and $18$ when $3769$ is added to it.

Find the greatest number that will divide $964, 1238$ and $1400$ leaving remainders $41, 31$ and $51$ respectively.

How often will five bells toll together in one hour if they start together and toll at intervals of $5, 6, 8, 12, 20$ seconds,respectively?

Find the side of the largest square slab which can be paved on the floor of a room $5 \, m \, 44 \, cm$ long and $3 \, m \, 74 \, cm$ broad.