Round 54,721 to the nearest ten.
A. 54,700
B. 54,730
C. 50,000
D. 54,720
E. 54,800
Answer: D
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Find the missing values. Round amounts to the nearest dollar and rates to the nearest percent.Maturity value: $4041Discount rate: 
Date made: 
Due date: 5/10Time: 120 daysDiscount: 
Proceeds: $3902
A. Discount rate: 10% Date made: 1/13 Discount: $139 B. Discount rate: 10% Date made: 1/13 Discount: $39 C. Discount rate: 9% Date made: 1/10 Discount: $139 D. Discount rate: 10% Date made: 1/10 Discount: $139
Find the expected value of the optimal strategy.A backpacker is planning a three-day trip in the backcountry with a friend. She wishes to keep the weight of her pack to a minimum. She has decided to bring either rock climbing shoes or an extra fleece jacket but not both. The fleece jacket will be useful if the weather is cold. The rock climbing shoes will be useful if the weather is warm. In trying to decide which of these two items to bring, the backpacker decides on the utilities shown in the following payoff matrix:WarmColdWeatherWeather
According to the weather forecaster,
the probability of cold weather is 0.4. The backpacker selects the item that will maximize the expected utility. What is the expected utility in this case? A. 14.8 B. 6 C. 17 D. 7.2
Use the vertical-line test to determine whether the graph represents a function.
A. Yes B. No
Solve the problem, rounding the answer as appropriate. Assume that "pure dominant" describes one who has two dominant genes for a given trait; "pure recessive" describes one who has two recessive genes for a given trait; and "hybrid" describes one who has one of each.Suppose a hybrid mates with a pure dominant. If they produce two offspring, what is the probability that neither is a hybrid?
A. 0.50 B. 0.75 C. 0.25 D. 0.125