The total energy value of a 100g cereal is 2 000 kJ.The boy requires 5 500kJ of energy per day.How much cereal does he need to eat in order to obtain this( assuming that he does not eat any other foods)?
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Answer:
at least 300g of cereal
Explanation:
because 3 × 2000kJ > 5500kJ but 2 × 2000kJ < 5500kJ
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