mental math
mathematical formulas
scientific formulas
WW2 battles
famous inventors/inventions
100

what is 

7 x -4

-28

100

What are the first 10 letters of Pi

3.141592653

100

What is the formula for force?

F = MA (force = mass times acceleration of gravity) 

100

What was the code name for the WW2 battle Normandy

OVERLORD

100

Which famous inventor invented the light bulb.

Thomas Edison

200

what is 

700/0.0010

700,000

200

what is the circumference of a circle 

C = 2 x pi x radius

200

What is the formula for density

D = M/V or mass/volume

200

Which WW2 battle stopped the growth of Japan in the pacific?

The Battle of Midway

200

Who invented the automobile

Karl Benz

300

What is 

9(5 + 8)

117

300

What is the mathematical formula for the area of a Pentagon?

A = sqrt5(5 + 2sqrt5) a2

300

What is the scientific formula for speed?

s = d/t (speed = distance divided by time)

300

This WW2 battle was the worlds first carrier vs carrier battle?

The battle of the coral seas.

300

Who invented the radio

Guglielmo Marconi

400

what is  

94 x 7

45,927

400

What is the mathematical formula for a Trapezoids Area

A = 1/2h(b1+b2)

400

What is the scientific formula for Weight

W = mg(weight = mass times acceleration

400

This battle was the most controversial battle of WW2

The second battle of Monte Cassino

400

Which famous inverter invented the mobile phone

Martin Cooper

500

what is 

723(5+9)

5225472

500

What is the formula for the area of a regular octagon

A = 2(1+sqrt2)a2

500

what is the SI for weight 

Newton(N) = kg*m/s2

500

This battle was the most forgotten battle of WW2 it has been nicknamed the Forgotten Battle.

The Battle of Attu

500

This famous inventor was a merchant who invented the can

Peter Durand

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