exam Maths Puzzle Numerical Ability

I am loosing it over this one
Solve the following system of linear inequalities by graphing.
x - y < 3
x + 2y < 6

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exam Other Question

the perimeter of a rectangle is 44inches.find the dimensions if the width is two inches longer than three times the length.hen find the area of the rectangle. The State Pick-3 lottery uses 27 balls numbered 1 to 9 (3 each). What is the probability that my ticket numbered "222" will win? Assme that the balls are not replaced after each selection.
A. 1/19683
B. 1/2925
C. 2/ 6561
D. 1/1