Nodes are shown below and you need to connect them based on the following rule: Every node can be connected to the number of nodes inside them, i.e. the first node there is a value of 1 which indicates that the first node can connect to exactly one node only.Can you do it?

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

What does this mathematical rebus means ?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Can you decipher the two rows to find the hidden word?

How many times in a given day, minutes and hour clock comes in a straight line ?

What question can you never answer yes to?

A clock loses 10 minutes each hour. If the clock is set correctly at noon, what time is it when it reads 3 PM?