exam Maths Puzzle Numerical Ability

Solve the following problems.show the equation used for the solution.

Social science. In a town election, the winning candidate had 220 more votes than the loser. If 810 votes were cast in all, how many votes did each candidate receive?

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exam Other Question

"If you get 2303Å of Au deposition @ a speed of 20.3cm/min then you should get 2096Å Au deposition @ a speed of 22.3cm/min." How do you express this in an equation? I need to solve Graph each of the following inequalities.
4x+ y>_ 4