Study the data set shown. Then answer the questions below. Enter a number that could be removed from this data set that would not change the range.
Enter a number that could be removed from this data set that would change the range.

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

Acylinder has volume 45π and radius 3. what is it’s height?

Find the commission on a $590.00 sale if the commission is 15%.