What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

If you say my name, I will no longer exist. What am I?

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

John was writing his first book. After saving the document, he locked his laptop with a password and mentioned some phrases for the hint box.

A friend of his tried opening his laptop but found out that it was password protected. Following is the hint that appeared.
1 mobile 3 books 2 roars 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches.

Can you help him in cracking the password?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

Replace the question mark with the correct number below.

Which is the rope you never skip with?

A father's child, a mother's child, yet no one's son.

Who am I?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?