Current World Leaders
US States and Capitals
Chemical Symbols
Binary Numbers
Determinant of a Matrix
100

President of Russia

Who is Vladimir Putin?

100

Capital of Colorado

What is Denver?

100

Chemical symbol for Titanium

What is Ti?

100

Convert 34 into a binary number

What is 100010?

100

{9    7}
{3    4}

Tip: Cross multiply the numbers, then subtract the two products
Ex: (A*D) - (B*C) = Answer
{A    B}
{C    D}

What is 15?

200

Xi Jinping is the President of this country

What is China?

200
Sacramento is the capital of this state

What is California?

200

W is the chemical symbol for this element

What is Tungsten?

200
Convert 11001 into a decimal number

What is 25?

200

{16  4}
{11  3}

Tip: Cross multiply the numbers, then subtract the two products
Ex: (A*D) - (B*C) = Answer
{A    B}
{C    D}

What is 4?

300

President of Colombia

Who is Gustavo Petro?

300

Capital of West Virginia

What is Charleston?

300

Chemical symbol for Praseodymium 

What is Pr?

300

Convert 89 into a binary number

What is 1011001?

300

{27    6}
{-5    2}

Tip: Cross multiply the numbers, then subtract the two products
Ex: (A*D) - (B*C) = Answer
{A    B}
{C    D}

What is 84?

400

Luís Montenegro is the Prime Minister of this country

What is Portugal?
400

Montpelier is the capital of this state

What is Vermont?

400

Rf is the chemical symbol for this element

What is Rutherfordium?

400

Convert 111111 into a decimal number

What is 63?

400

{7    6}
{13  7}

Tip: Cross multiply the numbers, then subtract the two products
Ex: (A*D) - (B*C) = Answer
{A    B}
{C    D}

What is -29?

500

Prime Minister of Jamaica

Who is Andrew Holness?

500

Capital of North Carolina

What is Raleigh?

500
Chemical symbol for Antimony

What is Sb?

500

Convert 228 into a binary number

What is 11100100?

500

{-3    -7}
{ 6    12}

Tip: Cross multiply the numbers, then subtract the two products
Ex: (A*D) - (B*C) = Answer
{A    B}
{C    D}

What is 6?

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