What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

Can you make four (4) nines (9) equal 100?

Before reading ahead, you must know the fact that only one of the people here is telling the truth.

A says that B is lying.
B says that C is lying.
C says both A and B are lying.

Can you find out who is speaking the truth?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

I went to the bookshop and spent one-half of the money that was in my purse.

When I came out, I found that I had as many cents as I had dollars and half as many dollars as I had cents when I went in. Find the money in my purse when I entered the store.

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?

Can you figure out the logic I used to decide the order of the following words:
gun, shoe, spree, door, hive, kicks, heaven, gate, line, den

You knock a Table over in the library, and suddenly 20 eyes are looking at you.