- A1 unit = 10 books
- B1 unit = 15 books
- C1 unit = 20 books
- D1 unit = 25 books
Step-by-Step Solution
15, 30, 45, 60 are all multiples of 15, so 1 unit = 15 gives whole units (1,2,3,4) for every bar.
Answer: B) 1 unit = 15 books
Choosing the right vertical scale matters. If books sold are 15, 30, 45 and 60, which scale lets every bar reach an exact unit mark with no fractions?
Class 6Bar GraphsData Handling
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