Can you find out which number multiplied by itself will give the output as 12345678987654321?

Can you count the number of children in the picture below

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

Why is 6 afraid of 7?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

What does this rebus mean?

O
N
C
E
TIME

A family is trapped in a jungle. There is a bridge which can lead them to safety. But at one time, the bridge can only allow two people to pass through. Also, all of them are afraid of the dark and thus, they can't go alone.

Father takes 1 minute to cross, the mother takes 2 minutes, the son takes 4 and the daughter takes 5 minutes. While crossing the time taken will be according to the slower one. How can they all reach the other side in the minimum possible time?

Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

The current time can be represented by below textual rebus.

0
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B.Sc
LLB

Can you tell us the current time?