A/R increased by 165, A/P decreased by 110, inventory increased by 45. The beginning balances for these accounts are 120, 230 and 70 respectively. Sales for the period are 550, cost of good sold is 30, bad debt expenses 15, depreciation is 30, amortization is 15, and the total operating expenses (including bad debt expense, depreciation and amortization) is 220. What is the amount of cash paid to suppliers?