EXERCISE 1 Directions: Solve each of the following problems. Write your solu- tions on a separate sheet of paper. 1.) A geometric series has first term 5 and ratio 0.9. Find 4th term term is 0.01 and has a common ratio 6. 3.) What is the sum of the first 5 terms of geometric sequence 10, 30, 90, .. ? with solution