Chen Corporation had the following cash flows during 20X3.

Cash receipt from the issuance of stock:$40,000

Cash received from customers: $20,000

Interest received on long-term investments:$10,000

Cash paid for wages: $12,000

Cash paid for insurance: $1,000

Cash paid for dividends: $6,000

Cash paid to purchase building: $60,000

Cash paid to purchase land: $20,000

Given this information, net cash inflow(outflow) from investing activities is?