| 3 Sally has 18 coins in her purse. There are 6 pennies, 9 nickels, and 3 dimes. Without looking, she grabs one coin, puts in back, and then grabs another. What is the probability that Sally will select a nickel first and then a dime? Your answer should be simplified. OM​

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin. how many doctors use brand x aspirin

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5