exam Maths Puzzle Numerical Ability

Please help me? I have two different ideas as to how to graph my problem, except I am unsure and lack confidence.

Graph y is greater than or equal to 1

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exam Other Question

Lois leaves at 8:00am traveling at 35 mph, traveling in the opposite direction,Clark leaves at 815 a.m. traveling at 40 mph. At what time will they be 140 miles apart 65. Solve the system of equations.
1.5x � 7y = 2
0.625x + 3y = �2.125