What is the Surname of Barbie Doll?

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?

An octopus has 8 legs. A hippogriff has 6 legs and 2 pairs of wings. A sphinx has 6 legs and one pair of wings. Now we have all 3 kinds and a total of 18 insects in a cage. We have a total of 118 legs and 20 pairs of wings. How many insects do we have of each kind?

People put me on the table and cut me but do not eat me. What am I?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

What is black when you buy it, red when you use it, and gray when you throw it away?

What does this rebus photo means?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

I am Huge on Sunday and Saturday.
I am small from Tuesday to Thursday.
I do not exist on Monday and Friday.
Who am I?

Can you find the 09 errors in the picture below?