Lesson eLearning

The numbers in the pattern 4, 7, 12, 19, ___ increase by adding successive odd numbers. What is the next number?

medium MCQ 2 marks Class 3 · Mathematics · Play with Patterns
  1. 26
  2. 27
  3. 28
  4. 29
Answer
28

The correct answer is 28 — Next odd number after 7 is 9. Add it to the last term: .

Step-by-step solution

  1. Find differences: , , – these are successive odd numbers.
  2. Next odd number after 7 is 9. Add it to the last term: .
Common mistake: Using even increments instead of odd ones

Concept tested: Adding successive odd numbers

Published · How this solution was prepared and checked

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