Hard Math trivia

Question 1 of 10

What is the correct mathematical name of this: - (it is a division bar)

A

Vinculum

B

Virgule

C

Obelus

D

Octothorpe

Question 2 of 10

What is the correct mathematical name of this: # (a hash or number sign)

A

Vinculum

B

Virgule

C

Obelus

D

Octothorpe

Question 3 of 10

What is the correct mathematical name of this: / (division slash)

A

Vinculum

B

Virgule

C

Obelus

D

Octothorpe

Question 4 of 10

What is the correct mathematical name of this: ÷ (division sign)

A

Vinculum

B

Virgule

C

Obelus

D

Octothorpe

Question 5 of 10

What digit did Arab mathematician al-Khwarizmi give to the West around 800 B/B.?

A

Zero

B

One

C

Two

D

Three

Question 6 of 10

What two letters are both symbols for 1,000?

A

K and T

B

T and M

C

K and M

D

M and O

Question 7 of 10

What century did mathematicians first use plus and minus signs?

A

Sixteenth

B

Seventeenth

C

Egighteenth

D

Fifteenth

Question 8 of 10

What number, a one followed by 100 zeros, was first used by nine-year-old Milton Sirotta in 1940?

A

Googol

B

Trillion

C

Zillion

D

Nillion

Question 9 of 10

How many equal sides does an icosahedron have?

A

Ten

B

Twenty

C

Twenty Five

D

Thirty

Question 10 of 10

What number does "giga" stand for?

A

A million

B

A billion

C

A googol

D

A trillion

Unanswered questions will be maked as wrong