Jenny owns a salon. She had 150 customers at the end of the third quarter, 151 customers at the beginning of the third quarter, and 5 new customers in the third quarter. What is her customer retention rate for the third quarter? FORMULA Customer Retention = (# Customers at End of Time Period less New Customers) / Customers at beginning of time Period Multiply the result by 100 to convert to percentage

David consumes two things: gasoline (q 1) and bread (q 2). david's utility function is u(q 1, q 2)equals70q 1 superscript 0.5 baseline q 2 superscript 0.5. let the price of gasoline be p 1, the price of bread be p 2, and income be y. derive david's demand curve for gasoline. david's demand for gasoline is q 1equals nothing. (properly format your expression using the tools in the palette. hover over tools to see keyboard shortcuts. e.g., a subscript can be created with the _ character.)

Which of the following is one disadvantage of renting a place to live compared to buying a home? a. tenants have to pay for all repairs to the building. b. the landlord covers the expenses of maintaining the property. c. residents can't alter their living space without permission. d. rent is generally more than monthly mortgage payments.

You are to receive five gold coins from your great uncle as an incentive to study hard. the coins were originally purchased in 1982. your great uncle will deliver the coins the week after finals (assuming your grades are "acceptable"). the amount your great uncle paid for the coins is a(n): indirect cost.overhead cost.opportunity cost.sunk cost.