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

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

Why 1729 is a magic number? Answer Logically.

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

Alex opened 24 presents
Jonah opened 8 presents
Clara opened 1 present

Can you find out how many presents were opened by Candy?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

A Shopkeeper collects 71 rupees in the form of 20 paisa and 25 paisa.
He collects a total of 324 coins.

Can you tell me how many number of 20-paisa and 25-paisa he got?