Q1. What is the dissimilarity in your blood alcohol level between a full and empty stomach after you drank 3 malted whiskies with 100 proof and 1.7 ounces each within an hour? Show that you can drive after a good night's sleep.
Q2. A contact lens is made of plastic with an index of refraction of 1.36. The lens has an outer radius of curvature of +1.91 cm and an inner radius of curvature of +2.41 cm. What is the focal length of lens?