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?

What runs around the whole yard without moving?

Why are all black people so quick ?

A professor thinks of two consecutive numbers between 1 and 10.
'A' knows the 1st number and 'B' knows the second number

A: I do not know your number.
B: Nor do I know your number.
A: Now I know.

What are the four solutions for this?

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

Can you find the dog hidden in a group of pandas?

I cannot talk, but I always reply when spoken to. What am I?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

What can you deduce from the following BrainBat?

CRY
LMKI

Only one color, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?