A team of biologists is studying a population of turtles in…
A team of biologists is studying a population of turtles in a local wetland. They capture 80 turtles, mark their shells with a non-toxic water-resistant paint, and release them back into the habitat. Two weeks later, the team returns and captures a second sample of 120 turtles. Upon inspection, they find that 32 of these turtles have the paint marks from the previous session. (a) What is the estimated total population of turtles in the wetland?
Read DetailsExtra Credit worth 5 points: A square current loop, A, ha…
Extra Credit worth 5 points: A square current loop, A, has a circular current loop, B, inscribed perfectly inside it. Both loops have the same current. If the magnetic field due to the square loop at the center point C is 9 μT, what is the magnetic field at C due to the circular loop? Start from the Biot Savart law and show all work steps. (select closest answer)
Read DetailsA snack vendor at a sports event buys premium trail mix bags…
A snack vendor at a sports event buys premium trail mix bags for $3 each and sells them for $10 during the event. Unsold bags can be sold to a discount channel for $1 each. Each customer turned away costs $1 in goodwill. Booth rental is $200, and last year the vendor earned $1,800 in revenue. Demand is uniformly distributed between 200 and 500 bags. The optimal order quantity is closest to:
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