Can you identify the famous TV character from the rebus below?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

What is the next shape from answers A, B, C, and D figure?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

I am green and found in the forest and have needles instead of leaves. What am I?
Hint 1: It can be used for Christmas decorations.
Hint 2: I have a strong, scent that is used in air fresheners.

Can you spot what's wrong with the following sentence?

PETER WAS ANGRY AT
HIMSELF BECAUSE HE
ACCIDENTALLY LEFT THE
THE KEYS TO HIS CAR
AT HIS FRIEND'S HOUSE.

You stand in front of two doors. A guard stands next to each door. You know the following things: one path leads to paradise, the other leads to death. You cannot distinguish between the two doors. You also know that one of the two guards always tells the truth and the other always lies. You have permission to ask one guard one question to discover which door leads to paradise. What one question would you ask to guarantee you enter the door to paradise?