What makes this question wrong? : when you divide a number by 1/2 , the result is a) half the original number. b) twice the original number. c) 50% of the original number. d) 100% of the original number. the answer is b) but i chose a)

Which system of linear inequalities is represented by the graph? x-3y > 6 and y? 2x + 4 x + 3y > 6 and y? 2x - 4 x - 3y > 6 and y? 2 - 4 x + 3y > 6 and y > 2x + 4 no be 2 -1.1 1 2 3 4 5 submit save and exit next mark this and retum be