the midpoint of line ab is m (1,1.) if the coordinates of a are (3,-6) , what are the coordinates of b​

Let r = 3. what is the value of r + 58?

How do i do this activity, is appreciated

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?