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

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

I left my campsite and hiked south for 3 miles. Then I turned east and hiked for 3 miles. I then turned north and hiked for 3 miles, at which time I came upon a bear inside my tent eating my food! What colour was the bear?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?