Can you place six X (crosses) in below board without making three in a row in any way ?

A Club organizes a Running Race, and John, Jacob, Minda, and Tony participated.

The results are as follows

John beats Jacob
Minda beats Toni
Toni beats John

Who came first in the race?

what one word does the below rebus identifies?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

Kids with the most attentive eyes can spot a different watermelon in 4 seconds. Can you? Test your eyes now!

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?