Solve the problem.A chemical solution contains 1% calcium. How much calcium is in 4 mL of solution?
A. 400 mL
B. 0.04 mL
C. 0.4 mL
D. 40 mL
Answer: B
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Provide an appropriate response.Approximately what percent of the expenditures goes to Instruction?
A. 15% B. 8% C. 14% D. 56%
Solve the problem.Suppose you are offered a job with a starting salary of 
per year and a guaranteed raise of 
per year. How much money will you make in total over the first 20 years?
A. $960,000
B. 
C. $65,500
D. $1,124,600
Find the expected value.Suppose that 1,000 tickets are sold for a raffle that has the following prizes: one $300 prize, two $100 prizes, and one hundred $1 prizes. What is expected value of a ticket?
A. $300 B. $0.60 C. $1 D. $100
Solve the problem.A boat is 112 feet from the base of a cliff. If the distance from the top of the cliff to the boat is 28 feet less than twice the height of the cliff to the water, what is the height of the cliff? Round to the nearest tenth of a foot, if necessary.
A. 140 feet B. 65.3 feet C. 84 feet D. 46.7 feet