What building has the most stories?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

Replace the question mark with the correct number in the below-given picture?

Replace the question mark with the correct number in below Picture:

What number should come in place of the question mark below?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.

The following four words might seem abrupt to you. But you can make them meaningful by just adding vowels.
RDSH
GGPLNT
TMT
NN

Hint: All of them are vegetables.