Number Systems

Mason is learning about number systems in his computer science class. What is the base of the binary number system?

• 2

• 16

• 8

• 10

Daniel has 10 apples and wants to distribute them evenly among his friends. How many apples will each friend get if he has 2 friends?

• 4

• 5

• 3

• 6

Evelyn is trying to convert the decimal number 255 into its hexadecimal equivalent. Can you help her?

• FF0

• F0

• FE

• FF

Avery has a binary number 1010 and wants to convert it to decimal. What is the decimal equivalent?

• 8

• 101

• 10

• 11

During a math class, Priya asked her classmates, "What is the base of the octal number system?"

• 12

• 10

• 8

• 6

Emma is learning about the binary number system in her computer science class. Can you list one application of the binary number system?

• Data representation in computers

• Data storage in hard drives

• Network communication protocols

• Image processing in graphics cards

During a computer science class, Kai and Harper were tasked with performing the binary addition of 1011 and 1101.

• 10010

• 11000

• 1110

• 10100

Aiden is trying to convert a hexadecimal number to decimal. What is the decimal value of the hexadecimal number 1A?

• 1B

• 24

• 26

• 30

Explain one real-world application of hexadecimal numbers in the context of web design, as discussed by Kai during a class project.

• Octal representation in file permissions.

• Binary code used in computer programming.

• Web color codes in HTML/CSS are represented in hexadecimal format.

• Decimal numbers in financial calculations.

Benjamin has 1010 apples and he gives away 110 apples. How many apples does he have left?

• 1011

• 1001

• 1100

• 100