Mathematics, 01.07.2019 22:30 Dezshanae4352
Circle x has radius r x = 6 units and circumference c x = 12 π units. circle y has circumference c y = 6 units. which equation is true? 1)ry =1/2 rx 2)ry = 2πrx 3)ry = pi/3 4)ry = 3/pi
Answers: 1
Mathematics, 21.06.2019 13:00
Adice is rolled 5 times. how many possible rolls are there? ( determine the number of outcomes using only the fundamental counting principal )
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Mathematics, 21.06.2019 18:20
The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
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Mathematics, 21.06.2019 18:50
Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling
Answers: 1
Circle x has radius r x = 6 units and circumference c x = 12 π units. circle y has circumference c y...
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