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

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

I am thinking of a five-digit number such that:
The first and last digits are the same, their submission is an even number and multiplication is an odd number and is equal to the fourth number. Subtract five from it and we obtain the second number. Then divide into exact halves and we get the 3rd number.

What number I am thinking of?

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

What Time Should the last watch show in the below figure?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

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

Before Balboa discovered the Pacific Ocean, which was the largest ocean before that?

What does this mean?

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