Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Which is the rope you never skip with?

How is the moon similar to a dollar?

There is a circular car race track of 10km. There are two cars, Car A and Car B. And they are at the exact opposite end to each other. At Time T(0), Both cars move toward each other at a constant speed of 100 m/seconds. As we know both cars are at the same speed they will always be the exact opposite to each other.
Note, at the center, there is a bug which starts flying towards Car A at time T(0). When the bug reaches car B, it turns back and starts moving towards the car A. The speed of bug is 1m/second. After 5 hours all three stop moving.
What is the total distance covered by the bug?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

Can you find the odd number in the following five choices?

1) 482636
2) 259807
3) 865195
4) 104739
5) 391744

What number do you get when you multiply all of the numbers on a telephone's number pad?

Can you find the key in the picture below?

Can you solve the below geography rebus by decoding the below rebus ?