Mathematics, 05.10.2020 21:01, emileep13
Dagmar rented a pedal boat and a kayak at the springs. The following
system represents the hours she spent on the pedal boat and kayak and
the total amount spent for rental, In the system, * represents the number
of hours she rented the boat and y represents the number of hours she
rented the kayak
x + y = 7
11x + 17y=89
Which of the following statements are true? Select all that apply.
Dagmar rented the pedal boat and kayak for a total of 17 hours.
The charge to rent a pedal boat is $11 per hour.
The charge to rent a kayak is $17 per hour.
Dagmar spent $20 at the park on both the pedal boat and kayak.
Dagmar rented the pedal boat for 4 hours.
Dagmar rented the kayak for 3 hours.
Answers: 3
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Cor d? ? me ? max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
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Dagmar rented a pedal boat and a kayak at the springs. The following
system represents the hours sh...
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