Job Roles

QUEUE is the only word with 5 letters but sounds like one letter 'Q'.

An Anchor.

It was Mount Everest. It was not discovered yet but it was the highest mountain on the Earth.

Bookkeeper is the only English word that has three consecutive double letters.

394  is the code to unlock the key.

If you take the second statement, 7 is incorrect from the first statement and 1 is incorrect from the fourth statement. Hence 4 is correct, but not on the second place. From the third statement, 4 is not on the first place. Hence 4 is on the third place.

From the fifth statement either 6 or 9 is correct. But combining it with the third statement, 6 is incorrect. Hence along with the first statement, 9 is correct and on the second place.

From the third statement, 3 is correct and on the remaining first place.

I am a Window, allows people to see through walls.

The missing number in the given number puzzle is "78".

Here the logic is the numbers are from 86 - 91 when we read upside down.