Which could be the mean and mode of a normal distribution?
a) mean 50, mode 50
b) mean 75; mode 50
c) mean 50; mode 75
d) mean 50; no mode

The floor plan of a room has a scale of 2.5 in.: 35 ft. in the drawing, the length of the room is 8 in. and the width of the room is 6 in. what is the perimeter of the actual room?

In the diagram of circle a what is m

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1