Can you write down eight eights so that they add up to one thousand?

What's a single-digit number with no value?

What's the only room from which no one can enter or leave

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

How can you tell a raw egg from a hard-boiled egg?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

There is a jar in which there are two types of candies.
20 blueberries and 16 strawberries. You perform the following steps:
1) You take out two candies.
2) If the two candies are of the same flavour, you add a blueberry one otherwise, you add the strawberry one.

You repeat these two steps till there is just one candy remaining in the jar. Which flavoured candy will be left?

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

What is the next shape from answers A, B, C, and D figure?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?