What is the word or phrase?

All of the flowers I have are orchids except two. All of the flowers I have are hibiscuses except two. All of the flowers I have are roses except two.

Can you tell me how many flowers I have?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

Why Wine Glass Stem is so long?

10+10 and 11+11 can give you the same answer.

Explain how?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

A Car is crossing a bridge 2 miles long. The bridge can only hold 10000 lbs, which is the exact weight of the car. The Car makes it half way across the bridge and stops. A bird lands on the car. Does the bridge collapse? Explain.

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?