Asphere with a 4-in. radius is being plated with silver for a cost of $30. if gold plating costs 75% more than silver plating, how much will it cost to gold-plate a sphere with radius 6 in.?

Pleasseee important quick note: enter your answer and show all the steps that you use to solve this problem in the space provided. use the circle graph shown below to answer the question. a pie chart labeled favorite sports to watch is divided into three portions. football represents 42 percent, baseball represents 33 percent, and soccer represents 25 percent. if 210 people said football was their favorite sport to watch, how many people were surveyed?