Mathematics, 28.03.2021 22:10 Justsaw44
A plane flew outward from Victoria to Calgary, A flying distance of 1260 km. On the return journey ( Calgary to Victoria ), due to a strong headwind, the average flying speed was 90km/hr slower than on the outward journey. The time taken for the return journey was 20 minutes more than for the outward journey. What was the speed of the plane on the return journey?
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 13:50
Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean
Answers: 2
Mathematics, 21.06.2019 20:00
The multiplicative property of equality states that for real numbers a, b, c, and d, if a = b and c = d, then ac = bd. true false
Answers: 1
Mathematics, 21.06.2019 20:30
What is always true about a positive integer raised to a negative odd power?
Answers: 1
Mathematics, 21.06.2019 22:00
The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample
Answers: 1
You know the right answer?
A plane flew outward from Victoria to Calgary, A flying distance of 1260 km. On the return journey (...
Questions
Business, 23.06.2019 07:30
Mathematics, 23.06.2019 07:30
English, 23.06.2019 07:30
