20: (-4)= -9.5= -56:7= 7.(-5).5= -72:(-9)= -6.(-8)= 21:(-3).5= -4.(-9):6= 72:(-6):(-4)= -5.(-6).(-5)= Por favor necesito el resultado y como se resulve Doy corona

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

How far could you drive on 50 gallons of gas

Graph g(x)=2cosx . use 3.14 for π . use the sine tool to graph the function. graph the function by plotting two points. the first point must be on the midline and closest to the origin. the second point must be a maximum or minimum value on the graph closest to the first point.