How many intergers are between √15 and √68​

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )