A construction project is carried out by a general contractor with the following descriptions:

• Project Duration: 3 months (Start: May 1st; End: July 31st)
• Contract Amount: 25,000+33,000+56,000+40,000+61,000+77,000+30,000+102,000+156,000
• Budget Amount: 102,000+200,000+308,000
• Contract Terms and Conditions
  • Materials: The construction company pays material suppliers in full when it receives payment from the owner. On the last day of each month the construction company may bill the owner for the work completed during the month. The owner pays the monthly bills one month after they are received.
  • Labor: The construction company pays for labor on the 25th of each month.
  • Subcontractor: The construction company pays subcontractors when it receives payment from the owner but withholds 5% from the subcontractors payment. Final payment will include payment of the retention.
  • Between the contractor and the owner: On the last day of each month the construction company may bill the owner for the work completed during the month. The owner pays the monthly bills one month after they are received. The owner withholds 5% from the construction company's payment. Final payment will include payment of the retention.
• Cost-loaded schedule and billing schedule to the owner

	Month	May	June	July
Cost-Loaded Schedule	Materials	25,000	33,000	56,000
	Labor	40,000	61,000	77,000
	Subcontractor	30,000	102,000	156,000
Bill to Owner		102,000	200,000	308,000

What is the amount of cash to maintain a positive cash flow in this project?