Whole Numbers
24 solved questions from Class 6 Mathematics, each with the full working. Tap any question to see the step-by-step solution.
- 1 Find the HCF of 24 and 36 using prime factorisation. medium MCQ Prime Factorisation and HCF
- 2 Express 140 as a product of its prime factors. medium MCQ Prime Factorisation
- 3 Is √2 a rational or irrational number? medium MCQ Irrational Numbers
- 4 What is the LCM of 12 and 15? medium MCQ LCM Calculation
- 5 Find the value of 5³ × 5² using exponent laws. medium MCQ Exponents and Powers
- 6 What is the multiplicative inverse of -4/5? medium MCQ Rational Numbers
- 7 Evaluate (-1)^100. medium MCQ Exponents
- 8 Is zero (0) a positive or negative integer? medium MCQ Integers
- 9 Simplify: 3/4 + 5/6. medium MCQ Fractions Addition
- 10 What is the predecessor of 10,000? medium MCQ Predecessor and Successor
- 11 What is the domain, range, or fundamental theorem introduced in 'Whole Numbers' (Class 6 Mathematics)? medium MCQ Functions & Theorems
- 12 What is the derivative or integral formula associated with 'Whole Numbers'? medium MCQ Calculus & Formulae
- 13 How do you find the solution set or optimum value in 'Whole Numbers'? medium MCQ Problem Solving & Optimization
- 14 A whole number is increased by 7 and the result is multiplied by 3 to give 60. Find the original number. easy 1 mark solving linear equation with whole numbers
- 15 Express 210 as a product of its prime factors. medium 2 marks prime factorisation of whole numbers
- 16 What is the product of 12 and 8? easy MCQ 1 mark multiplication of whole numbers
- 17 Find the sum of all whole numbers less than 100 that are multiples of 4 but not multiples of 6. hard 4 marks arithmetic series, LCM, exclusion principle
- 18 Express 336 as a product of its prime factors. medium 2 marks Prime factorisation
- 19 The least common multiple of 18 and 24 is: (a) 36 (b) 72 (c) 54 (d) 108 medium MCQ 2 marks Least common multiple
- 20 Find the sum of all whole numbers less than 50 that are multiples of 5 but not multiples of 3. easy 1 mark Sum of selective multiples
- 21 A number, when increased by 12, is multiplied by 5 to give 400. Find the original number. hard 3 marks Linear equation solving
- 22 Find the sum of all whole numbers less than 50 that are multiples of 4 but not multiples of 12. medium 2 marks Multiples and exclusion
- 23 Find the sum of the first five whole numbers starting from 0. easy 1 mark Adding whole numbers
- 24 Express 420 as a product of its prime factors. hard 4 marks Prime factorisation