Solve.A plane climbs from an altitude of 16,000 ft to a cruising altitude of 38,000 ft. The plane ascends at a rate of 4400 ft/min. How long will it take to reach cruising altitude?
A. 12 min
B. 0.2 min
C. 96,800,000 min
D. 5 min
Answer: D
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Find the measure of the dihedral angle indicated.The figure shown is a right prism whose bases are regular nonagons. Find the measure of the dihedral angle between each lateral face and a base.
A. 40° B. 140° C. 144° D. 90°
The bar graph below shows the number of students by major in the College of Arts and Sciences. Answer the question.
The science department is planning to buy some new equipment. They want to make sure that there is one of the new machines for every 5 students majoring in science. If each machine costs $450, how much should they budget for the new equipment?
A. $15,750 B. $11,250 C. $13,500 D. $18,000
Let’s suppose 2.5 mg of glactosyl human serum (Tc-GSA) is injected into the bloodstream. Let B and L be the amount of Tc-GSA in the blood and liver, respectively. The quantities B and L are related by:
4 = B + L dB / dt = -0.06B + 0.03L and dL /dt = 0.06B - 0.03L At equilibrium, the quantities B and L are constant. Find the equilibrium amount of Tc-GSA in the blood and liver.
Solve the problem.Ben Franklin bequeathed $4000.00 to the city of Boston in 1790. Assuming the fund grew to 
in 200 years, find the interest rate compounded continuously that would yield this total value.
A. 5.8% B. 3.6% C. 1.8% D. 2.7%