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  1. Chapter 8 Class 7 Comparing Quantities
  2. Serial order wise
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Example 14 Reena’s mother said, to make idlis, you must take two parts rice and one part urad dal. What percentage of such a mixture would be rice and what percentage would be urad dal? According to the question, Rice : Urad dal = 2 : 1 Total parts = 2 + 1 = 3 Rice Percentage of rice = 2/3 × 100% = 200/3 % = 66 𝟐/𝟑 % Urad dal Percentage of urad dal = 2/3 × 100% = 100/3 % = 33 𝟏/𝟑 %

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.