exam
Maths Puzzle
Numerical Ability
50= -4.9t^2 + 38t + 1.75
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exam Other Question
a canoeist can travel 10 mph in calm water. the amount of time it takes to travel 60 miles with the current is the same amount of time it takes to travel 40 miles against the current. find the rate of the current.
(4/5)x +.5y = 16
+ x + y = 24