If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

What four weights can be used to balance from 1 to 30 pounds?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

There was a kingdom in which the king had no heir to take over his thrown. Even the queen was dead and he himself was on the verge of dying. He thought about it and then summoned all of the teenagers. He gave one seed each to all of them and asked them to grow the plant. He announced that the one with the most beautiful plant will become the king/queen of the empire after the death of the king.

After a month, all of them were called. The king looked at all of the plants but announced the girl with an empty pot as the queen of the empire. Why?

In the four images below, can you find the odd one out?