Solve the problem.Consider the sample space S = {o1, o2, o3, o4}. Suppose you are given Pr(o1) = 0.35 and Pr(o2) = 0.25. If o3 and o4 have the same probability, find Pr(o3).
A. 0.3
B. 0.1
C. 0.4
D. 0.2
E. none of these
Answer: D
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Solve the problem.102 × 10-5
A. 10-10 B. 10-7 C. 10-3 D. 107
Find the domain and range of the function.F(t) = t2 - 1
A. D: [-1,?), R: [-1,?) B. D: (-?, ?), R: (-?, ?) C. D: (-?, ?), R: [-1,?) D. D: [0, ?), R: (-?, -1]
An after-shave lotion is 40% alcohol. If you have 15 fluid ounces of the lotion, how much water must be added to reduce the mixture to 30% alcohol? ? __________ ounces of water
Fill in the blank(s) with the appropriate word(s).
Solve the problem.A projectile is fired from a cliff 300 feet above the water at an inclination of 45° to the horizontal, with a muzzle velocity of 270 feet per second. The height h of the projectile above the water is given by 
where x is the horizontal distance of the projectile from the base of the cliff. Find the maximum height of the projectile.
A. 569.53 ft B. 869.53 ft C. 1,139.06 ft D. 2,008.59 ft