For the data set below which would be the best measure of center? 12,14,10,15,9,33
range
mean
median

Which of the following three dimensional figures has a circle as it’s base

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.