I have eight fingers and two thumbs but I do not live. What Am I?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Today is John's birthday.
A year ago, John had five candles and he lit all the candles except the one at the last.
Now he is going to light all the candles.

How old is John Today?

(He is not five today.....)

On a windy rainy night , I was driving in my car.
When i reach the bus stand , i see three people waiting for the bus.

1. An old lady who needs an immediate medical attention
2. My Best Friend
3. Girl whom i love from childhood

My car is a two seat, so can you tell me , what i have done in this situation ?

Take away the whole and some still remain. What is it?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

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?