The rent in an urban neighborhood is normally distributed. The mean is $650 per month with a standard deviation of $50. Estimate the percent of apartment residents who pay from $600 to $750 per month.

Polygon hh is a scaled copy of polygon gg using a scale factor of 1/4. polygon h's area is what fraction of polygon g's area?

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?