Note: This is the Solution of review exercise 3 from newly published book by PCTB (Punjab Curriculum and Textbook Board, Pakistan) for new 9th session 2025 Onward. Review Exercise 3 Question # 01: Four option are given against each statement. Encircle the correct option. \((i)\) The set builder form of the set \(\{1,\frac{1}{3} ,\frac{1}{5} ,\frac{1}{7} … Read more
Note: This is the Solution of review exercise 3.3 from newly published book by PCTB (Punjab Curriculum and Textbook Board, Pakistan) for new 9th session 2025 Onward. Exercise 3.3 Question # 01: For \(\small{A=\{1,2,3,4\}}\), find the following relations in \(\small{A}\). State the domain and range of each relation. \((i)\) \(\quad\) \(\{ (x,y)\mid y=x\} \) \((ii)\) … Read more
Note: This is the Solution of review exercise 3.2 from newly published book by PCTB (Punjab Curriculum and Textbook Board, Pakistan) for new 9th session 2025 Onward. Exercise 3.2 Question # 01: Consider the universal set \(\small{U=\{x:x\text{ is multiple of 2 and }0<x\leq30\}}\), \(\small{A=\{x:x\text{ is a multiple of } 6\}}\) and \(\small{B=\{x:x\text{ is a multiple … Read more
Note: This is the Solution of review exercise 3.1 from newly published book by PCTB (Punjab Curriculum and Textbook Board, Pakistan) for new 9th session 2025 Onward. Exercise 3.1 Question 1: Write the following sets in set builder notation: \((i)\) \(\quad\) \(\{1,4,9,16,25,36,\ldots, 484\} \) \((ii)\) \(\quad\) \(\{2,4,8,16,32,64,\ldots,150\} \) \((iii)\) \(\quad\) \(\{0, \pm 1, \pm 2, … Read more
Note: This is the Solution of review exercise 13 from newly published book by PCTB (Punjab Curriculum and Textbook Board, Pakistan) for new 9th session 2025 Onward. Review Exercise 13 Question # 01: Four option are given against each statement. Encircle the correct option. \((i)\) Each element of the sample space is called: \( a) … Read more
Note: This is the Solution of review exercise 13.2 from newly published book by PCTB (Punjab Curriculum and Textbook Board, Pakistan) for new 9th session 2025 Onward. Exercise 13.2 Question 1: A researcher collected data on number of deaths from Horse-Ricks in Russian Army crops over the years. The table is as follows: Find the … Read more
Note: This is the Solution of review exercise 13.1 from newly published book by PCTB (Punjab Curriculum and Textbook Board, Pakistan) for new 9th session 2025 Onward. Exercise 13.1 Question # 01: Arshad rolls a dice, with sides labelled \(\small{L}\), \(\small{M}\), \(\small{N}\), \(\small{O}\), \(\small{P}\), \(\small{U}\). What is the probability that dice lands on consonant? Question … Read more
Note: This is the Solution of review exercise 12 from newly published book by PCTB (Punjab Curriculum and Textbook Board, Pakistan) for new 9th session 2025 Onward. Review Exercise 12 Question # 01: Four option are given against each statement. Encircle the correct option. \((i)\) Which data takes only some specific values? \( a) \quad … Read more
Note: This is the Solution of review exercise 12.2 from newly published book by PCTB (Punjab Curriculum and Textbook Board, Pakistan) for new 9th session 2025 Onward. Exercise 12.2 Question # 01: Find the arithmetic mean in each of the following: \( (i) \; \) 4, 6, 10, 12, 15, 20, 25, 28, 30 \( … Read more
Note: This is the Solution of review exercise 12.1 from newly published book by PCTB (Punjab Curriculum and Textbook Board, Pakistan) for new 9th session 2025 Onward. Exercise 12.1 Question # 01: The following distribution represents the scores achieved by a group of chemistry students in the chemistry laboratory. Answer the following questions. \( (i) … Read more