Express the recurring decimal 0.281 as a fraction in its simplest form. ( the '81' are the only two recurring)

Jose is going to use a random number generator 500500 times. each time he uses it, he will get a 1, 2, 3,1,2,3, or 44.

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?