Lesson eLearning

A granary in an ancient village stored 1200 kg of millet. If each millet grain weighs 0.45 g, how many grains of millet are stored? Round to nearest whole number.

medium 2 marks Class 6 · History · From Hunting-Gathering to Growing Food
Answer
2,666,667

The correct answer is 2,666,667 — Round to nearest whole number: 2,666,667 grains.

Step-by-step solution

  1. Convert 1200 kg to grams: 1200 × 1000 = 1,200,000 g.
  2. Divide total grams by weight per grain: 1,200,000 ÷ 0.45 = 2,666,666.666….
  3. Round to nearest whole number: 2,666,667 grains.
Common mistake: forgetting to convert kg to g

Concept tested: grain calculation

Published · How this solution was prepared and checked

← All From Hunting-Gathering to Growing Food questions