Can you find the odd number in the following?

2716, 4135, 5321 and 7145

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

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

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

There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only.

Can you find that number?

What Does this text mean:

important=important

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

Two Twins Jack and Jill were standing back to back and suddenly they started running in opposite direction for 4 kilometres and then turn to left and run for another 3 kilometres.

what is the distance between the Baggio twins when they stop ?

John was visiting his friend Jacob. He found out that his friend's wife had just killed a burglar in self-defense.
John asks Jacob about what happened and he told that "His wife was watching television when suddenly the bell rang. She thought that it is her husband Jacob but she found the burglar who attacked her instantly and she got so frightened that she killed the burglar immediately with the knife.
John asked the police to arrest his friend's wife. Why?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?