Hello, i really appreciate your ! ! tricia uses the fermi process to estimate the number of buckets of sand she could store in a warehouse. the buckets are shaped like cylinders. the warehouse is shaped like a rectangular prism. she estimates the buckets have a height of 15 inches and a diameter of 20 inches. she estimates the warehouse is 250 feet long, 80 feet wide, and 20 feet high. which expression should tricia use in the process? a) 7×10^9/5×10^4 b) 5×10^6/5×10^3 c) 7×10^8/5×10^3 d) 5×10^7/5×10^4