1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

What four weights can be used to balance from 1 to 30 pounds?

For an extra income, John decided to work at a Hotel for one hour daily. The manager offers him that they will pay him $11 after every 11 days.
However, John offered a different proposition to the manager. The offers stand as:
He will be paid just a penny on his first day.
Two pence will be paid on the second day,
Four pence will be paid on the third day.
And so on till the 11th day.

Should the Hotel manager accept his offer?

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

Which wheel of car does not rotate when you turn your car right?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

In an office's desk, you find a unique method that shows the current day of the month. Two numbered cubes are used to depict the current date.

Can you find out the numbers on both the cubes so that each date can be mentioned using them?

Please note that you have to use both the cubes to display any date. Thus the 1st day must be represented by 01 and so on.

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?