Maths

Class 6 Mathematics Chapter 3 | Playing with Numbers | Exercise 3.5 Question 1: Which of the following statements are true: (a) If a number is divisible by 3, it must be divisible by 9. (b) If a number is divisible by 9, it must be divisible by 3. (c) If a number is divisible by 18, it must be divisible by both 3 and 6. (d) If a number is divisible by 9 and 10 … [Read more...] about Exercise 3.5

Class 6 Mathematics Chapter 3| Playing with Numbers | Exercise 3.4 Question 1: Find the common factors of: (a) 20 and 28 (b) 15 and 25 (c) 35 and 50 (d) 56 and 120 Answer 1: (a) Factors of 20 = 1, 2, 4, 5, 10, 20 Factors of 28 = 1, 2, 4, 7, 14, 28 Common factors = 1, 2, 4 (b) Factors of 15 = 1, 3, 5, 15 Factors of 25 = 1, 5, 25 Common factors = … [Read more...] about Exercise 3.4

Class 6 Mathematics Chapter 3 | Playing with Numbers | Exercise 3.3 Question 1 : Using divisibility tests, determine which of the following numbers are divisible by 2; by 3; by 4; by 5; by 6; by 8; by 9; by 10 ; by 11 (say, yes or … [Read more...] about Exercise 3.3

Class 6 Mathematics Chapter 3 | Playing with Numbers | Exercise 3.2 Question 1: What is the sum of any two: (a) Odd numbers. (b) Even numbers. Answer 1: (a) The sum of any two odd numbers is an even number. Example: 1 + 3 = 4 3 + 5 = 8 (b) The sum of any two even numbers is also an even number. Example: 2 + 4 = 6 6 + 8 = 14 Question 2: State … [Read more...] about Exercise 3.2