An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

A pregnant woman is preparing to name her seventh child. Her children's names so far are Dominique, Regis, Michelle, Fawn, Sophie, and Lara. What will she name her next child -- Jessica, Katie, Abby or Tilly?

What does below Rebus say?

XLR8

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

Can you find the mistake in the below statement?

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?

What breaks yet never falls, and what falls yet never breaks?

Complete the table series riddle by finding the number that can replace "??".