Engine nacelle strakes are often installed on transport category aircraft with wing mounted engines.  The following characteristics are accurate EXCEPT:

How does the B-1 control its roll? (B-1)

What method is used for shockwave visualization? (Wind Tunnels)

Why are elevators more common on high wing aircraft? (Tailplane Aero)

Doubling aircraft weight has which impact on Induced Drag?

What kind of wings does the space shuttle have? (Space Shuttle)

What do the canards help achieve on the XB-70? (XB-70)

Why was the nose of the Concorde adjustable? (Concorde)

Math Question 10 (BONUS): Assume the Black-Scholes framework. Let the current price of a continuous-dividend paying stock be $80. The continuously compounded annual dividend yield rate is 3%. Let the continuously compounded annual risk-free interest rate be 5%. Consider a European call on the above stock with a 3 months to exercise and with the strike price equal to $80e0.01. The current delta of this call option is 0.496264. What is the volatility of the stock?Enter your answer as a decimal rounded to two places.

Question: The stem-and-leaf plot below shows the ages of patients seen during one day in a clinic. Stem | Leaf 2 | 3 4 5 8 3 | 0 1 1 2 4 | 2 4 6 9 5 | 1 3 How many patients are 30 years old or older?