Number System Shortcut: Quiz!

10 Questions | By Gregorynaomi | Last updated: Feb 10, 2021 | Total Attempts: 112

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Questions and Answers

1.

What is the formula for the sum of the first n odd numbers?
- A.
  
  N
- B.
  
  2n
- C.
  
  N²
- D.
  
  N³
2.

What is the formula for the sum of n even numbers?
- A.
  
  N+n
- B.
  
  N+2
- C.
  
  N(n+1)
- D.
  
  N+1
3.

Which of these is not among the even numbers?
- A.
  
  2
- B.
  
  3
- C.
  
  4
- D.
  
  6
4.

Which of these numbers is not divisible by 2?
- A.
  
  2
- B.
  
  8
- C.
  
  4
- D.
  
  5
5.

Which of these numbers is divisible by only 2 and 7?
- A.
  
  21
- B.
  
  12
- C.
  
  14
- D.
  
  16
6.

What is the term given to a number raised to the power of two?
- A.
  
  Duo
- B.
  
  Square
- C.
  
  Cube
- D.
  
  Double
7.

What are numbers divisible by 2 are called?
- A.
  
  Even numbers
- B.
  
  Prime numbers
- C.
  
  Odd numbers
- D.
  
  Prime factors
8.

Which of these operations is not relating to number systems?
- A.
  
  Division
- B.
  
  Addition
- C.
  
  Deduction
- D.
  
  Subtraction
9.

Which operation is known as product in number system?
- A.
  
  Multiplication
- B.
  
  Subtraction
- C.
  
  Addition
- D.
  
  Division
10.

What is the name given to numbers divisible by 1 and itself?
- A.
  
  Decimal numbers
- B.
  
  Even numbers
- C.
  
  Odd numbers
- D.
  
  Prime numbers

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