This ancient device was a predecessor of the modern calculating machine and is still widely used in Japan and China. It consists of a set of beads on rods with each denoting place value. Name this instrument.
What is the abacus?
200
This is a three dimensional square.
What is a cube?
200
These are the basic arithmetic operations use in Mathematics.
What is addition, subtraction, multiplication and division?
200
This is the ancient Egyptian unit of measurement that was set as the distance between the elbow and the tip of the middle finger.
What is the cubit?
300
An eight-sided figure that also has a the shape of a traffic sign.
What is an octagon
300
This is the smallest 3 digit prime number.
What is 101?
300
Computers use the binary system and we ordinarily use the decimal system. The Babylonians used the sexagesimal system that has this number as its base.