Calculate the projected burn rate for each of the following businesses:

a. Application developer for iPhones with $550,000 cash on hand, no revenues, and cash outflows of $50,000 per month

b. Bookstore with $35,000 cash on hand, $3,000 per month in revenues, and cash outflows of $5,000 per month

c. Restaurant with $1,000 cash on hand, $40,000 per month in revenues, and cash outflows of $42,000 per month