What do you get if you add 2 to 100 four times?

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

Four cars come to a four-way stop, each coming from a different direction. They can’t decide who got there first, so they all go forward at the same time. All 4 cars go, but none crash into each other. How is this possible?

Which five letter word can be added at the end of below word to form a
valid word?

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This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

Prove that twice of ten is the same as twice of eleven.

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

Solve the rebus riddle in the picture below.

Buy me, smell me or deliver me, I do not change.

Who am I?

Sally lives in a place where six months of the year is mild summer and the temperature drops significantly the other six months. She owns a lake where there is a small island. She wants to build a house on the island and needs to get materials there. She doesn’t have a boat, plane, or anything to transport them to the island. How does Sally solve this problem?