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  1. Chapter 2 Class 7 Fractions and Decimals
  2. Serial order wise
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Ex 2.2, 8 Vidya and Pratap went for a picnic. Their mother gave them a water bottle that contained 5 litres of water. Vidya consumed 2/5 of the water. Pratap consumed the remaining water. (i) How much water did Vidya drink?Total water = 5 litres Given that, Vidhya drank 2/5 of the water ∴ Water Vidhya drank = 2/5 × Total Water = 2/5 × 5 = 2 litres Ex 2.2, 8 Vidya and Pratap went for a picnic. Their mother gave them a water bottle that contained 5 litres of water. Vidya consumed 2/5 of the water. Pratap consumed the remaining water. (ii) What fraction of the total quantity of water did Pratap drink ?Now, Water Pratap drank = Total water − Water Vidhya drunk Water Pratap drank = 5 − 2 Water Pratap drank = 3 litres Fraction of total water Pratap drunk = (𝑊𝑎𝑡𝑒𝑟 𝑃𝑟𝑎𝑡𝑎𝑝 𝑑𝑟𝑎𝑛𝑘)/(𝑇𝑜𝑡𝑎𝑙 𝑤𝑎𝑡𝑒𝑟) = 𝟑/𝟓

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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.