exam
Maths Puzzle
Numerical Ability
12x^2+11x-5
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exam Other Question
3. The linear equation
y=0.15x + 0.79
represents an estimate of the average cost of gas for year x starting in 1997. The year 1997 would be represented by x = 1, for
I am very stuck can someone pleas help me?
Science and medicine. A plane flies 720 mi against a steady 30-mi/h headwind
and then returns to the same point with the wind. If the entire trip takes 10 h, what is the plane’s speed in still air?