Riddles
Derivatives
Are you smarter than a 5th grader?
100

What goes up, but never comes down?

Age

100

How many months have 28 days?

All of them

100

2x²+4x

4x+4

100

In what month do Americans go trick-or-treating?

October

100

True or false? Birds evolved from dinosaurs.

True

200

What has a neck but no head?

A bottle

200

You see a boat filled with people. It has not sunk. But when you look back, you don’t see a single person on the boat. Why?

All of the people on board are married
200

(x³+3)⁵

15x²(x³+3)⁴

200

Who invented the lightbulb?

Thomas Edison

200

What dinosaur themed book was turned into a blockbuster movie in 1993?

Jurassic Park

300

What kind of tree can you carry in your hand?

A palm

300

What is full of holes but still holds water?

A sponge

300

tan(x)

sec²(x)

300

Maine borders which U.S. state?

New Hampshire

300

True of false? Tyrannosaurus rex was the biggest dinosaur ever.

False

400

Where do you take a sick boat?

You take it to the dock-tor
400

Forward, I am heavy; backward, I am not. What am I?

A ton

400

(x+3)/(x²-4)

(3x2-6x-4)/(x2-4)2

400

Whose picture is on the five-dollar bill?

President Abe Lincoln

400

Was Diplodocus a carnivore or herbivore?

Herbivore

500

Why is Europe like a frying pan?

Because it has Greece at the bottom.

500

I love to dance, and twist. I shake my tail as I sail away. When I fly wingless into the sky. What am I?

A kite

500

(x²+5)/(x³-7)(x+3)

(-6x5+24x4+20x3+17x2-42x-35)/(x4+3x2-7x-21)2

500

Which one of these is a mammal: a seahorse, a sea lion, or a sea urchin?

Sea Lion

500

What weighed more, a fully grown Spinosaurus or Deinonychus?

Spinosaurus