Please provide "complete step-by-step solution" on how to arrive to the right answer. Thank you in advance, tutor ?

Directions: Decode the answer of the trivia below by solving each of the given items. Write the letter corresponding to the correct answer of each item on the appropriate blank below. Trivia: The world's tallest building is approximately 1483 feet high. It is found in Kuala Lumpur, Malaysia. It is actually a twin tower, with each building having 88 storeys (Source: Math Journal, Vol. X, No. 4) 1. What is the common ratio of the series 1 - 1+1- 1+1-1+.? P. -1 R. 1 2. What is the sum of the first 5 terms of the series ~ += += += + ...? E. NIUT O. WIN 3. What is the sum to infinity of the series 2 + 1 + = + +...? S. T. 4 4. What is the sum to infinity of the series 24 + 12 + 6+ 3+ ..? R. 48 S. 12 5. What is the sum to infinity of the geometric series 500 + 400 + 320 + 256 + ...7 1. 2050 O. 2500 6. What is the sum of the first 4 terms of the series 256 + 320 + 400 + ...? N. 1476 M. 1746 7. What is the sum to infinity of the series 1 - = + = + ...? A. E. + 1 B 8. What is the sum to infinity of the series + 25 + + 125 R - WIN WIN S What is the name of the building? 1 2 3 4 5 6 7 8