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

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Find the smallest sentence with all the English alphabet.

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Tell me the Hindi name of a Vegetable which if we remove 1st word will become a precious Stone and by removing the last word it will become a sweet eatable.

Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

If you say my name, I will no longer exist. What am I?

The host of a game show offers the guest a choice of three doors. Behind one is an expensive car, but behind the other two are goats.
After you have chosen one door, he reveals one of the other two doors behind which is a goat (he wouldn't reveal a car).

Now he gives you the chance to switch to the other unrevealed door or stay at your initial choice. You will then get what is behind that door.

You cannot hear the goats from behind the doors, or in any way know which door has the prize.

Should you stay, or switch, or doesn't it matter?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

Replace the question mark with the correct number in below Picture: