Academics – Mathematics : 2022/OCT/03
Question
Q3. TWO ferries leave the same port at the same time and arrive at the same destination EIGHT minutes apart.
The faster ferry averaged 2 knots more than the other.
The distance between the TWO ports is 24 nautical miles.
Calculate the average speed of each ferry.
b) Determine the mass of brass alloy, containing 45% copper, Which would be required to combine with 12 kg of copper to form a brass alloy containing 60% copper.
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