Can you find the odd number in the following?

2716, 4135, 5321 and 7145

What does this mathematical rebus means ?

A person was killed at a house party. When the police arrive, there are six people present in the house who are the friends of the victim. The name of the friends is Rohit, Aman, Nick, Gagan, and Randy.

Near the dead body, they find a few numbers written with blood by the victim on the floor. The numbers are 8, 5, 4, and 11.

The police arrests one of the friends for the murder. Whom did they arrest and why?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Next Number in the Series,

5, 16, 49, 104, ?

Three ants are sitting at the three corners of an equilateral triangle. Each ant starts randomly picks a direction and starts to move along the edge of the triangle. What is the probability that none of the ants collide?

John: "Hi Teacher, What is your favourite movie ?".
Chemistry Teacher: "Indium Cerium Platinum Iodine Oxygen Nitrogen".
Ten seconds later... John replied I got it.

Do you?