Ascale drawing of a rectangular park is 5 inches wide and 7 inches long the actual
park is 420 yards long. what is the area of the actual park, in square yards? show all.
work needed to arrive at your answer.
a 35 yds
b. 60 yds
c. 2,100 yds
d. 126,000 yds

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.