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Maths Puzzle
Numerical Ability
2X-6>=-18
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Please help me answer this question:
The spped of one aircraft to that of another is 2 to 5. IF the slower aircraft has a speed of 300 knots, what is the speed of the faster ai
How much of an alloy that is 10% copper should be mixed with 300 ounces of an
alloy that is 90% copper in order to get an alloy that is 50% copper?
___ ounces