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Mathematics is a unit that is concerned with numbers. Decimals are number systems that use the digits as of 1 to 9. A decimal system can be of different bases such as 10 or 100. What do you know of the application of...

Questions: 9  |  Attempts: 14514   |  Last updated: Jul 27, 2020
  • Sample Question
    Convert the binary number 11001 to decimal. The answer is:

Questions: 20  |  Attempts: 8464   |  Last updated: Dec 15, 2020
  • Sample Question
    Decimals, whole numbers, and natural numbers can ALL be rational numbers....if we CAN put them into a FRACTION!

Questions: 10  |  Attempts: 1525   |  Last updated: May 30, 2013
  • Sample Question
    If both 112 and 33 are factors of the number a * 43 * 62 * 1311, then what is the smallest possible value of 'a'?

Real Numbers are values that represents a quantity along a continuous line. The real numbers include all the rational numbers, such as the integer,fraction and irrational numbers and π-pi 

Questions: 20  |  Attempts: 274   |  Last updated: Feb 19, 2013
  • Sample Question
    What is a commutative property?

In mathematics, a number system is a way to represent numbers. Our primary number system, for example, uses base 10 and ranges from one to ten – but other systems include binary and hexadecimal. What do you know about them?

Questions: 5  |  Attempts: 1883   |  Last updated: Sep 12, 2019
  • Sample Question
    Which of the following sets of numbers  belongs to the Natural Number set?


Number System Questions & Answers

How would you convert the hexadecimal nuber B2 to binary?
The answer is 10110010 in the hexadecimal table the base "B" is represented by decimal 1011 and "2" is represented by the decimal 0010 therefore we combine the "B"decimal with the "2" decimal hence 10110010
What will be the hexadecimal of the binary number 11011?
Hexadecimal digits can either be 0-9 or A-F,since hexadecimal is base 16.In our case write a small 1 above the last digit,we are not raising anything to any power but to see what digit means proceed and write 2 above the second last digit,4 a
What is the answer when the binary number 11001 is converted to decimal?
First you write the binary number down from right to left and just above the binary numbers you write the power of two,making sure each number corresponds by its power of two. 16 8 4 2 1 1 1 0 0 1 move through each digit of the binary
What would be the hexadecimal of the decimal number 20?
Hexadecimal number system uses 16 different symbols;0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F So in our case we must first find the largest power of 16 thats smaller than the decimal number 20. so: 20/16=1.25 so 1 is the first digit of our hexadecimal numb
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