What goes up but never comes down?

A car is crossing a 20 km-long bridge. The bridge can support at most 1500kg of weight over it. If somehow, the weight on the bridge becomes more than that, it will break.

Now, the weight of the car is exactly 1500kg. At the midway, a bird comes and sits on the roof of the car. This bird weighs exactly 200 grams.
Can you tell if the bridge breaks at this point or not?

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.

Why is a river so rich ?

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

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You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going toward the river. Each monkey had 1 parrot in each hand. How many animals are going towards the river?

What has one letter and starts with an E?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

What is the next number in this matchsticks series riddle?