What always comes into a house through the keyhole?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

Find the number of squares in the below-given picture.

Can you find out the remainder when 3^300 is divided by 5?

When it's bad luck to meet a black cat?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

I welcome the day with a show of light, I stealthily came here in the night. I bathe the earthy stuff at dawn, But by noon, alas! I'm gone.

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

what does this below rebus represent identXQQQQQME