Why is it very easy to weigh a fish?

I look at you, you look at me I raise my right, you raise your left. What am I?

The current time can be represented by below textual rebus.

0
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B.Sc
LLB

Can you tell us the current time?

I know a 5-digit number having a property that With a 1 after it, it is three times as large as it would be with a one before it.

Guess the number?

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

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

I have an apple tree , number of apple in this tree get doubles every week.

On 30th week , the tree gets completely filled with apples :-)



Can you tell me , on what week does my tree is half covered with apples ?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

A woman is sitting in her hotel room and hears a knock at the door. She opens the door to see a man whom she’s never met before. He says, “I’m sorry, I have made a mistake, I thought this was my room.” He then goes down the corridor and into the elevator. The woman goes back into her room and calls security. What made the woman so suspicious of the man?

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?