Help me 50 points 1+1

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?

Which shows the graph of the solution set of 3y – 2x > –18?

What is the slope of the line (-7,2) (4,6)