I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

What makes this number unique: 8,549,176,320?

A car meter reading shows 72927 miles a palindromic number.
what is the minimum number of miles you would need to travel to see another palindromic number on the car meter reading?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

What is the next number in this series?

4,12,84,3612....

who is silent in the parliament?

A pack of cards has 40 cards. You are blindfolded. Out of 40, 25 cards are facing down while 15 are facing up. You have been asked to divide this pack of cards into two decks - so that each deck contains an equal number of face-up cards. Remember, you are blindfolded.

How will you do it?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

John leaves home and then he takes three right turns. John wants to return to home but he was scared of Jacob, who is wearing a mask.

What is John Situation ?