Answer:
the collections for the third quarter are 415.000 (July 140.000, August 144.000 and September 134.000)
Explanation:
In this case you just have to create a a table that includes the formula for each scenario month by month
April May June July August September October November
April 100,000.00 50,000.00 30,000.00 15,000.00
May 120,000.00 60,000.00 36,000.00 18,000.00
June 140,000.00 70,000.00 42,000.00 21,000.00
July 160,000.00 80,000.00 48,000.00 24,000.00
August 150,000.00 75,000.00 45,000.00 22,500.00
September 130,000.00 65,000.00 39,000.00 19,500.00
50,000.00 90,000.00 121,000.00 140,000.00 144,000.00 134,000.00 61,500.00 19,500.00