Find the first two common multiples of $5$ and $6$.

Find the first two common multiples of $3$ and $5$.

Find the first two common multiples of $2$ and $4$.

Find the first two common multiples of $6$ and $3$.

Find the first two common multiples of $4$ and $8$.

Find the first two common multiples of $4$ and $5$.

Find the first two common multiples of $10$ and $5$.

Find the first two common multiples of $2$ and $6$.

Write '$\mathrm{E}$' (for even) or '$\mathrm{O}$' (for odd) to the given number. Look at the digit in the ones place and decide.

$243$