Mathematics, 10.10.2019 03:40, danbat3023
Pablo purchased adult and youth tickets for the football game. he bought x adult tickets for $74 each and y youth tickets for $35. write an expression that can be used to show the total cost, c, of all tickets.
c = (74 + 35)x
c = (74 + 35)(x + y)
c = 74y + 35x
c = 74x + 35y
Answers: 1
Mathematics, 21.06.2019 20:30, ChefCurtis
Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π
Answers: 1
Mathematics, 22.06.2019 03:40, calibaby1220
Assume that females have pulse rates that are normally distributed with a mean of mu equals 72.0 beats per minute and a standard deviation of sigma equals 12.5 beats per minute. complete parts (a) through (c) below. a. if 1 adult female is randomly selected, find the probability that her pulse rate is between 65 beats per minute and 79 beats per minute. the probability is? b. if 16 adult females are randomly selected, find the probability that they have pulse rates with a mean between 65 beats per minute and 79 beats per minute. the probability is? c. why can the normal distribution be used in part (b), even though the sample size does not exceed 30?
Answers: 3
Pablo purchased adult and youth tickets for the football game. he bought x adult tickets for $74 eac...
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