Ben left a 20% tip on his bill at a restaurant. the bill was $40

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?

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

Does the point (1, sqrt 7) lie on circle shown.