How can you take 2 from 5 and leave 4?

Complete the given grid with valid words. You can only use the letters AAEEIIMMPPTT.

Hint: The grid reads the same across as down.

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.

John is the son of Jacob.
So,
Jacob is the_____of John's father?

Which five letter word can be added at the end of below word to form a
valid word?

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A sundial has the fewest moving parts of any timepiece. Which has the most?

John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not.

Is a married person looking at an unmarried person ?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?

You can see it everyday, But cannot touch it at will. What is it?

Jim and Sarah are in a long-distance relationship. Jim buys an engagement ring for Sarah and wants to mail it to her. Unfortunately, the only way to ensure the ring will be received is to place a lock on the package. Jim has locks and Sarah has locks, but neither has keys for each other’s locks. How can they make sure the ring isn’t stolen?