Solve the problem.A computer word consists of eight digits. In how may different ways can it have a two-digit error or a four-digit error?
What will be an ideal response?
C(8, 2) + C(8, 4) = 28 + 70 = 98
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Solve the equation.
(8x - 12) = 
(15x - 10)
A. -1
B. 
C. 1
D. -6
Solve for the missing values. Round money to the nearest cent, rate to the nearest tenth of a percent, and time to the nearest day.Principal: $56,130Interest: $9175Rate: 11.9%Time: 
daysMaturity value: 
A. 463 days; $65,405 B. 547 days; $653,050 C. 495 days; $65,305 D. 496 days; $65,405
If possible, evaluate the expression by hand. If not, approximate the answer to the nearest hundredth.
A. 216 B. 24 C. 1296 D. 7776
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