Mathematics, 13.11.2020 02:40 jlchandl
Dawson practices soccer for 30 minutes each weekday. The expression 30x can be used to find the total number of minutes Dawson has practiced soccer. What does “x” represent in this expression?
Answers: 1
Mathematics, 21.06.2019 22:30, tiannaetzel
Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319
Answers: 1
Mathematics, 21.06.2019 22:50, Yangster9305
Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables
Answers: 3
Mathematics, 22.06.2019 03:00, jess6142
Aboat has a speed of 9 mph in calm water. it takes the boat 4 hours to travel upstream but only 2 hours to travel the same distance downstream. which equation can be used to find c, the speed of the current? 2(9 – c) = 4(9 + c) 9 + c = 4(9 – c) 9 – c = 2(9 + c) 4(9 – c) = 2(9 + c)
Answers: 3
Dawson practices soccer for 30 minutes each weekday. The expression 30x can be used to find the tota...