Can you decipher the two rows to find the hidden word?

At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?

What does man love more than life, and hate more than death or mortal strife; that which satisfied men want; the poor have, and the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

Can you solve the below geography rebus by decoding the below rebus ?

As shown in the picture below, we can see a boy hanging on the tree branch to save his life. There are various ways in which he can die like1. A snake hanging toward the right waiting to bite the boy.2. A roaring Lion near the tree.3. Two crocodiles are ready to attack if the boy reaches near water. The tree is chopped to some extent, so can fall as if he moves a lot. Can you give this boy an escape plan?