Question 2 - Page 67 - Quick Recap - Chapter 4 Class 7 - Another Peek beyond the Point (Ganita Prakash II)

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Question 2 - Page 67 Jonali goes to the market to buy spices. She purchases 50 g of Cinnamon, 100 g of Cumin seeds, 25 g of Cardamom and 250 g of Pepper. Express each of the quantities in kilograms by writing them in terms of fractions as well as decimals. We know that 1 kg = 1000 g 1000 g = 1 kg 1g = 𝟏/𝟏𝟎𝟎𝟎 kg Let’s look at it one-by-one 50g of Cinnamon Fraction would be 50𝑔=50 × 1𝑔 =50 ×1/1000 𝑘𝑔 =𝟓𝟎/𝟏𝟎𝟎𝟎 𝒌𝒈 Decimal would be 𝟓𝟎/𝟏𝟎𝟎𝟎=𝟎𝟎𝟓𝟎/𝟏𝟎𝟎𝟎 = 0.050 kg = 0.05 kg 100g of Cumin Fraction would be 100𝑔=𝟏𝟎𝟎/𝟏𝟎𝟎𝟎 𝒌𝒈 Decimal would be 𝟏𝟎𝟎/𝟏𝟎𝟎𝟎=𝟎𝟏𝟎𝟎/𝟏𝟎𝟎𝟎 = 0.100 kg = 0.1 kg 25g of Cardomom Fraction would be 25𝑔=𝟐𝟓/𝟏𝟎𝟎𝟎 𝒌𝒈 Decimal would be 𝟐𝟓/𝟏𝟎𝟎𝟎=𝟎𝟎𝟐𝟓/𝟏𝟎𝟎𝟎 = 0.025 kg 250g of Pepper Fraction would be 250𝑔=𝟐𝟓𝟎/𝟏𝟎𝟎𝟎 𝒌𝒈 Decimal would be 𝟐𝟓𝟎/𝟏𝟎𝟎𝟎=𝟎𝟐𝟓𝟎/𝟏𝟎𝟎𝟎 = 0.250 kg = 0.25 kg