Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

A dying old man wants to divide his entire land between his only two sons. Since his only wish is to treat them as equal as both of them have been too good to him, he wants to divide his land equally between them. The problem is that the land is significantly irregular in shape and thus there is no choice of cutting them into two equal halves.

Can you help him divide the land in a manner that both of his sons will be happy?

Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

In a contest, four fruits (an apple, a banana, an orange, and a pear) have been placed in four closed boxes (one fruit per box). People may guess which fruit is in which box. 123 people participate in the contest. When the boxes are opened, it turns out that 43 people have guessed none of the fruits correctly, 39 people have guessed one fruit correctly, and 31 people have guessed two fruits correctly.
How many people have guessed three fruits correctly, and how many people have guessed four fruits correctly

A man dies of old age on his 25 birthday. How is this possible?