exam Maths Puzzle Numerical Ability

how do i write interval notations for the solution set and graph the solution
3x+7< or equal to 2 or 2x + 3 > or equal to 5

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parallelogram ABCD, BC = 8, DC = 12, and measure of angle D is 50 degrees. Find the area of the parallelogram to the nearest tenth. If a bus leaves a station at 1 P.M., traveling west at an average rate of 44 mi/h. An hour later a second bus leaves the same station, traveling
east at a rate of 48 mi/h. What time will the two buses be at 274 mi apart?