Pattern in Numbers

Find the next number of series.

$12,33,66,132,363,?$

Find the wrong number is given series and write why.

$5,10,15,20,25,33$

Find the wrong number is given series and write why.

$8,10,14,20,28,39$

Find missing numbers is given arrangement.

Find missing numbers is given arrangement.

Fill the square if the total of each line is $25$.

$\begin{array}{|ccc|}\hline 5& 7& \\ 16& & \\ & & 7\\ \hline\end{array}$

Fill the square if the total of each line is $50$.

$\underline{\begin{array}{|ccc|}\hline 36& & 7\\ & 14& \\ & & 25\\ \hline\end{array}}$

Fill the square if the total of each line is $30$.

$\begin{array}{|ccc|}\hline 7& & \\ & 15& 9\\ & 12& \\ \hline\end{array}$

Find missing number is given arrangement.

Find missing number is given arrangement.

Find gap between all numbers and also find missing number is given arrangement.

Find missing number is given arrangement.

Find missing number is given arrangement.

The diagrams below show the first five hexagonal numbers.

Which of these numbers are also square numbers?

The diagrams below show the first five hexagonal numbers.

Which of these numbers are also triangular numbers?

The diagrams below show the first five hexagonal numbers.

Work out what the first five hexagonal numbers are.

Look at the below pattern.

What number would be at position $10$ $?$ _____

Which number is missing in this pattern $?$

Which numbers would be at positions $6$ and $7$ $?$

Look at the below pattern.

What number would be at position $10?$ _____