exam Maths Puzzle Numerical Ability

(h-3)(h-9)(h)=324

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exam Other Question

Ed and Dave are going to divide a cash prize of $14,000 in a ratio of 2 to 5. How much will Dave receive? If there are 6 x109 people on the Earth and there is enough freshwater to provide each person with 8.79 x 105 L, how much freshwater is on the Earth?