Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

Can you divide the below-given shape into four equal and identical pieces?

Spot what is wrong here in below Picture?

Which word does the below Plexor means ?

A number with an interesting property:

When I divide it by 2, the remainder is 1.
When I divide it by 3, the remainder is 2.
When I divide it by 4, the remainder is 3.
When I divide it by 5, the remainder is 4.
When I divide it by 6, the remainder is 5.
When I divide it by 7, the remainder is 6.
When I divide it by 8, the remainder is 7.
When I divide it by 9, the remainder is 8.
When I divide it by 10, the remainder is 9.

It's not a small number, but it's not really big, either.
When I looked for a smaller number with this property I couldn't find one.

Can you find it?

Remove two matchsticks to make the below equation correct.

A man dies of old age on his 25 birthday. How is this possible?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

Find the missing letter in the last circle logically in the given below picture.

Some friends went on a vacation to a resort. It was raining heavily and it kept raining for thirteen days.

When it rained in the morning, the afternoon was beautiful and when it rained in the afternoon, the day was blessed with a clear morning.

Overall, the friends experienced eleven nice mornings and twelve nice afternoons. Can you find out the number of days they spent on vacation?