Mathematics, 21.10.2019 22:30 bigb290
Dave and sandy hartranft are frequent flyers with a particular airline. they often fly from city a to city b, a distance of 756 miles. on one particular trip, they fly into the wind, and the the flight takes 2 hours. the return trip, with the wind behind them, only takes1 1/2 hours. if the wind speed is the same on each trip, find the speed of the wind and find the speed of the plane in still air.
Answers: 3
Mathematics, 21.06.2019 16:00
Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry
Answers: 3
Mathematics, 21.06.2019 19:30
You have 17 cats that live in houses on your street, 24 dogs, 3 fish, and 4 hamsters. what percent of animals on your block are dogs?
Answers: 2
Mathematics, 21.06.2019 21:30
Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.
Answers: 2
Dave and sandy hartranft are frequent flyers with a particular airline. they often fly from city a t...
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