What number comes next in this sequence:
7 8 5 5 3 4 4 _

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

Solve below popular number sequence
314 159 265 358 979 323 846 ?

John gave half of the apples he had plus one more to Jacob. He gave half of the remaining ones plus one more to James. Now, John was left with just one apple.

Can you find out how many did he have in the beginning?

How could a baby fall out of a twenty-story building onto the ground and live?

What is the next number in the series?

15 29 56 108 208 ?

O_er_t_o_

Complete the missing letters of the given word.