• Skip to main content
  • Skip to primary sidebar
  • Skip to footer
  • NCERT Solutions
    • NCERT Solutions for Class 12 English Flamingo and Vistas
    • NCERT Solutions for Class 11 English
    • NCERT Solutions for Class 11 Hindi
    • NCERT Solutions for Class 12 Hindi
    • NCERT Books Free Download
  • TS Grewal
    • TS Grewal Class 12 Accountancy Solutions
    • TS Grewal Class 11 Accountancy Solutions
  • CBSE Sample Papers
  • NCERT Exemplar Problems
  • English Grammar
    • Wordfeud Cheat
  • MCQ Questions

CBSE Tuts

CBSE Maths notes, CBSE physics notes, CBSE chemistry notes

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 5 Sets Ex 5.1

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 5 Sets Ex 5.1

Question 1.
State which of the following collections are set:
(i) All states of India.
(ii) Four cities of India having more than one lac population.
(iii) All tall students of your school.
(iv) Four colours of a rainbow.
(v) All the beautiful flowers.
(vi) All clever people of Lucknow.
(vii) Last three days of a week.
(viii)All months of a year having at least 30 days.
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 5 Sets Ex 5.1 1

Question 2.
Let A = {vowels of English alphabet}, then which of the following statements are true. In case a statement is incorrect, mention why.
(i) c ∈ A
(ii) {a} ∈ A
(iii) a, i, u, ∈A
(iv) {a, u} ∉ A
(v) {a, i, u } ∈ A
(vi) a, b, ∈ A
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 5 Sets Ex 5.1 2

Question 3.
Describe the following sets:
(i) {a, b, c, d, e, f}
(ii) {2, 3, 5, 7, 11, 13, 17, 19}
(iii) {Friday, Saturday, Sunday}
(iv) {April, August, October}
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 5 Sets Ex 5.1 3

Question 4.
Write the following sets in tabular form and also in set builder form:
(i) The set of even whole numbers which lie between 10 and 50.
(ii) {months of a year having more than 30 days}
(iii) The set of single-digit whole numbers which are a perfect square.
(iv) The set of factors of 36.
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 5 Sets Ex 5.1 4

Question 5.
Write the following sets in roster form and also in description form:
(i) {x | x = 4n, n ∈ W and n < 5}
(ii) {x : x = n2, n ∈ N and n < 8}
(iii) y : y = 2x – 1, x ∈ W and x < 5}
(iv) {x : x is a letter in word ULTIMATUM}
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 5 Sets Ex 5.1 5
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 5 Sets Ex 5.1 6

Question 6.
Write the following sets in roster form:
(i) {x | x ∈ N, 5 ≤ x < 10 }
(ii) {x | x = 6 p, p ∈ I and – 2 ≤ p ≤ 2}
(iii) {x | x = n2 – 1, n ∈ N and n < 5}
(iv) {x | x – 1 = 0}
(v) {x | x is a consonant in word NOTATION}
(vi) {x | x is a digit in the numeral 11056771}
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 5 Sets Ex 5.1 7

Question 7.
Write the following sets in set builder form:
(i) (1, 3, 5, 7, …….. 29}
(ii) {2, 3, 5, 7, 11, 13, 17, 19, 23, 29}
(iii) {1, 4, 9, 16, 25, ………}
(iv) {\(\frac { 1 }{ 5 }\), \(\frac { 1 }{ 6 }\), \(\frac { 1 }{ 7 }\), …… \(\frac { 1 }{ 20 }\)}
(v) {-16, -8, 0, 8, 16, 24, 32, 40}
(vi) {January, June, July}
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 5 Sets Ex 5.1 8

Question 8.
If V is the set of vowels in the word COMPETITION, write the given set in
(i) description form
(ii) set builder form
(iii) roster form
Solution:
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 5 Sets Ex 5.1 9

ML Aggarwal Class 7 Solutions for ICSE Maths

Primary Sidebar

NCERT Exemplar problems With Solutions CBSE Previous Year Questions with Solutoins CBSE Sample Papers
  • The Summer Of The Beautiful White Horse Answers
  • Job Application Letter class 12 Samples
  • Science Lab Manual Class 9
  • Letter to The Editor Class 12 Samples
  • Unseen Passage For Class 6 Answers
  • NCERT Solutions for Class 12 Hindi Core
  • Invitation and Replies Class 12 Examples
  • Advertisement Writing Class 11 Examples
  • Lab Manual Class 10 Science

Recent Posts

  • Pressure of a Liquid : Definition, Units and Solved Examples
  • Specific Gravity : Definition, Equation and Solved Examples
  • Omission Exercises for Class 9 CBSE with Answers
  • Stress-Strain Graph : Load-Extension Graph of a String
  • Force Constant of Spring : Series and Parallel Combination
  • Work Done in Stretching a Wire : Energy Density
  • Poisson’s Ratio : Longitudinal and Lateral Strain
  • Mother’s Day Class 11 Questions And Answers NCERT
  • Albert Einstein At School Class 11 Questions And Answers NCERT
  • Elastic Moduli: Young’s Modulus, Shear Modulus, Formula and Units
  • Ranga’s Marriage Class 11 Questions And Answers NCERT
  • The Address Class 11 Questions And Answers NCERT
  • The Summer Of The Beautiful White Horse Class 11 Questions And Answers NCERT
  • Elastic Property of Matter : Some Useful Definitions
  • What is Weightlessness in Artificial Satellite With Example?

Footer

Maths NCERT Solutions

NCERT Solutions for Class 12 Maths
NCERT Solutions for Class 11 Maths
NCERT Solutions for Class 10 Maths
NCERT Solutions for Class 9 Maths
NCERT Solutions for Class 8 Maths
NCERT Solutions for Class 7 Maths
NCERT Solutions for Class 6 Maths

SCIENCE NCERT SOLUTIONS

NCERT Solutions for Class 12 Physics
NCERT Solutions for Class 12 Chemistry
NCERT Solutions for Class 11 Physics
NCERT Solutions for Class 11 Chemistry
NCERT Solutions for Class 10 Science
NCERT Solutions for Class 9 Science
NCERT Solutions for Class 7 Science
MCQ Questions NCERT Solutions
CBSE Sample Papers
NCERT Exemplar Solutions LCM and GCF Calculator
TS Grewal Accountancy Class 12 Solutions
TS Grewal Accountancy Class 11 Solutions