What is so fragile that saying its name breaks it?

Complete the table series riddle by finding the number that can replace "??".

Can you place three balls such that the equation shown in the picture holds true?

How is a fly different from a mosquito?

What Deficiency does the below rebus represent?

VIT_MIN

What type of tree can I carry in my hand?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Solve this riddle by finding the odd one out from the rest.

How many times in a given day, minutes and hour clock comes in a straight line ?

John, Jack and Jill are in a desert. John doesn't like Jill and hence decides to murder him. He poisons the water supply of Jill. Since it is a desert area, Jill must drink or he will die of thirst.

Jack does not know of the actions of John and also decides to murder Jill. To succeed in his ill motives, he removes the water supply of Jill so he dies of thirst.

Jill dies due to thirst. Who murdered Jill?