You have r rare coins, consisting of p pennies and n nickels. a. p is 20% of 190. How many pennies do you have? b. 190 is 200% of r. How many rare coins do you have? c. n is 60% of r. How many nickels do you have?

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

The graph of a line gets what as the value of the slope gets bigger

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.