Solution:

The answer to the riddle is "coffee."

"I can roast, yet I'm not turkey": Coffee beans are roasted to create the flavorful coffee we drink, but this line emphasizes that despite being roastable, it's not a turkey being referred to.

"Grindable, but not pepper, quirky": Coffee beans are commonly ground to make coffee grounds, similar to how pepper is ground for seasoning. The line adds a playful twist by mentioning that it's not referring to pepper.

"Pressing's an option, no button's plea": This refers to the process of making coffee using a French press, where coffee grounds are steeped in hot water and then pressed down. It clarifies that while pressing is involved, it's not about pressing a button.

"Brewing's my game, not beer, agree?": Coffee is brewed to make the beverage we enjoy, but here it clarifies that it's not referring to brewing beer.

"A bean, not magic, plain to see": Coffee comes from coffee beans, but the riddle emphasizes that despite being a bean, it's not magical in nature.

Solution:

Adam and Eve were the only people without navel. As they were not born out of a mother, they never had umbilical cords and thus never had navels.

Solution:

TIF56

Explanation:
The password is formed as:
T (5th letter of Shruti)
I (5th letter of Arshika)
F(1st letter of Friday)
5(5th day of week)
6(Length of Friday)

Similarly, we will pick the 1st letter for Monday and 3rd letter for Wednesday.

Solution:

Old password : altered

New Password : distinct

Solution:

It can be down as shown below.

Solution:

It is not possible to guess only three fruits correctly: the fourth fruit is then correct too! So nobody has guessed three fruits correctly and 123-43-39-31 = 10 people have guessed four fruits correctly.

Solution:

He should draw any chit of paper and before unfolding it, he must eat and swallow the chit. In this manner, to determine the judgment of the god, they will have to look at the other chit which will have 'Guilty' written over it. Thus everyone will believe that the chit which he ate had innocent written over it and thus they will believe that he is innocent.

Solution:

1/3

Explanation
Assuming T1 is the Toy for brother1, T2 is the toy for brother2 and T3 is the toy for brother3.

Following are the possible cases for toys distribution:

Boy1 Boy2 Boy3
T1 T2 T3
T1 T3 T2
T2 T1 T3
T2 T3 T1 .... (A)
T3 T1 T2 .... (B)
T3 T2 T1

In both steps (A) & (B), no one gets the correct toy.
Therefore probability that none brother can get the own toy is 2/6 = 1/3

Solution:

Hhe hung herself using big Ice slabs , which are now now melted and hence puddle of water.

Solution:

The girl was born on 29 February. Thus her birthday came once in four years only while her sister was born on a normal day and celebrated her birthday every year. Thus the girl had a chance of depositing money only 10 times in 4 years through which she collected $2500 while her sister took $50 from the piggy bank every year making the total amount to be $2000. Thus when the piggy bank was opened, it had just $500.

Solution:

16-days

In 15-days, he will climb 15-inch and when he climbs 5 inch more, he will be out of the well :-)