O_er_t_o_

Complete the missing letters of the given word.

What does below Rebus say?

XLR8

Forwards I am heavy, backward I am not. What am I?

What number should come in place of the question mark below?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

Different lights make me strange by changing me into different sizes. What am I?

Find out the number of circles in the given picture having Illusion

Whats the next number in the below number sequence pattern.

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?