exam Maths Puzzle Numerical Ability

1) 8-a/b over 40/a

2) 2/5 - y/y-2


3) x/7 - 1/2 = x-11/2

4)x^2+6x-40/x^2-100

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exam Other Question

How much of your work year earns you your housing and food money? If your housing = 62 days, and your food = 30 days I would like any possible help on the following: Find the midpoint of the line segment from A(-2,9) to B(4,5).