If 1 kg of sugar contains 2.25×10⁷ crystals. How many crystals are there in 12 kg of sugar? (Direct or Inverse Proportion?)
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Answer:
27 x 10⁷
Step-by-step explanation:
If 1 kg contains 2.25×10⁷ then 12 kg contains more crystals than 2.25×10⁷ so it is direct proportion
⇒ 12 kg contains 12 x 2.25×10⁷
= 27 x 10⁷ crystals
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