kwizNET Subscribers, please login to turn off the Ads!
Email us to get an instant 20% discount on highly effective K-12 Math & English kwizNET Programs!

Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 8 - Mathematics
4.28 Roster Form - I

Set:
A set is a collection of well defined objects. We write sets either in the Roster form or in the set builder form.

Roster Form:
This method is also known as tabular method. In this method, a set is represented by listing all the elements of the set, the elements being separated by commas and are enclosed within flower brackets { }.

Example:
A is a set of natural numbers which are less than 6.
Solution:
A = {1,2,3,4,5} is the Roster form.


Directions: Write the given sets in Roster form. Also write at least ten examples of your own.
Q 1: The set of odd natural numbers which are less than 6.
{1,2,3,5}
{1,2,3,4,5}
{1,3,5}

Q 2: Q is a set of whole numbers.
Q = {1,2,3,4,5,........}
Q = {0,1,2,3,4,5,.....}
Q = {.....-3,-2,-1,0,1,2,3,.....}

Q 3: D is a set of all days in a week.
D = {Sunday, Monday, Tuesday, Wednesday, Thursday, Friday}
D = {Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Satruday}
D = {Sunday, Monday, Tuesday,, Wednesday, Thursday, Satruday}

Q 4: B is a set of Integers.
B = {1,2,3,4,5,........}
B = {0,1,2,3,4,5,.....}
B = {.....-3,-2,-1,0,1,2,3,.....}

Q 5: The set of even prime number.
{0}
{2}
{4}

Q 6: B is a set of all months in a year having 30 days.
B = {April, June, September, November}
B = {January, April, June, September, November}
B = {February, April, June, September, November}

Question 7: This question is available to subscribers only!

Question 8: This question is available to subscribers only!


Subscription to kwizNET Learning System offers the following benefits:

  • Unrestricted access to grade appropriate lessons, quizzes, & printable worksheets
  • Instant scoring of online quizzes
  • Progress tracking and award certificates to keep your student motivated
  • Unlimited practice with auto-generated 'WIZ MATH' quizzes
  • Child-friendly website with no advertisements
  • Choice of Math, English, Science, & Social Studies Curriculums
  • Excellent value for K-12 and ACT, SAT, & TOEFL Test Preparation
  • Get discount offers by sending an email to discounts@kwiznet.com

Quiz Timer