What four weights can be used to balance from 1 to 30 pounds?

John bought 150 chocolates but he misplaced some of them. His Father asked him how many chocolates were misplaced.
He gave the following answer to him:
If you count in pairs, one remains
If you count in threes, two remain
If you count in fours, three remain
If you count in fives, four remain
If you count in sixes, five remain
If you count in sevens, no chocolate remains.

Can you analyze the statements and tell us how many chocolates were lost?

In a fruit store, there was a unique weighing machine that was made to weigh only cherries and strawberries as they were priced the same.

Other fruits like watermelons or mango had different machines as they were expensive.

A man successfully buys watermelons at the price of cherries. How?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

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?

Replace the question mark with the number below given a simple math problem.

What can jump higher than a building?

Can you find a rabbit in the given picture?

Whats the next number in the below number sequence pattern.

Different lights make me strange by changing me into different sizes. What am I?