On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

You enter your friend's room. He is not in his room. Although you see that on the bed there are two dogs, five cats, two giraffes and three pigs. Also, a couple of chickens and ducks are flying in the room.

Calculate the number of legs standing on the floor.

Open a Laptop which is password protected. Hint for the password is given as below:

1 mobile 3 books 2 Boards 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches

What does this rebus mean?

O
N
C
E
TIME

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

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

Can you find out the remainder when 3^300 is divided by 5?

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.

What is the last thing you take off before bed?