Zach took $400,000 out of the bank and used it to start his new cookie business. the bank account pays 3 percent interest per year. during the first year of his business, zach sold 6,000 boxes of cookies for $2.50 per box. also, during the first year, the cookie business incurred costs that required outlays of money amounting to $9,000.zach's accounting profit for the year . $-494,000.b. $-6,000.c. $6,000.d. $12,000.

In response to the gates malaria forum in october 2007, countries are debating the pros and cons of eradication. dr. arata kochi of the world health organization believes that with enough money malaria cases could be cut by 90 percent, but he believes that it would be very expensive to eliminate the remaining 10 percent of cases. he concluded that countries should not strive to eradicate malaria. source: the new york times, march 4, 2008 draw a marginal cost curve that is consistent with dr. kochis opinion as reported above. draw a marginal benefit curve that is consistent with dry. kochis opinion as reported above. draw a point to show the quantity of malaria eradicated that achieves allocative efficiency.

Can someone me ? i’ll mark the best answer brainliest : )

Adecision is made at the margin when each alternative considers