What is black when you buy it, red when you use it, and gray when you throw it away?

Through your logical capabilities, can you make 7 an even?

What does below rebus means ?

One of the leprechaun is missing if you see the two pictures attached to this question. Where did he go? When he comes back, do you know where has he been?

Which alphabet is a part of our body?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

How can you make a TV, a bed, a dog, and a car liquid?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?