exam Maths Puzzle Numerical Ability

Please help to graph on a number line :

x^2 - 5x > or equal to -6; D = {reals}

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exam Other Question

A truck leaves St. Louis, Missouri, traveling north on I-55 at an average rate of 62 mph. At the same time, a bus leaves St. Louis traveling south on I-55 at an average rate of 55 mph. How long will it take until they are 936 miles apart? I need help on this word problem. Thank You in advance for your help.

Adult tickets for a play cost $8 and child tickets cost $1. If there were 22 people at a performance and the theater collected $50, how many children attended the play?