Rosie wrote this expression to describe the amount she paid for each yoga class. which situation could be described by this expression? a. rosie knows that each yoga class costs $30. she doesn't know how many classes she bought. b. rosie knows that she paid $30 for one yoga class. she does not know the total amount she spent. c. rosie knows that she paid a total of $30 for the yoga classes. she doesn't know how many classes she's gone to so far. d. rosie knows that she paid a total of $30 for the yoga classes. she does not know how many classes she bought.

Tiara buys the pizza shown below: a circular pizza is shown. the edge of one slice is marked ab. what does the curve ab represent?

It appears that people who are mildly obese are less active than leaner people. one study looked at the average number of minutes per day that people spend standing or walking. among mildly obese people, the mean number of minutes of daily activity (standing or walking) is approximately normally distributed with mean 376 minutes and standard deviation 64 minutes. the mean number of minutes of daily activity for lean people is approximately normally distributed with mean 528 minutes and standard deviation 107 minutes. a researcher records the minutes of activity for an srs of 7 mildly obese people and an srs of 7 lean people. use z-scores rounded to two decimal places to answer the following: what is the probability (image for it appears that people who are mildly obese are less active than leaner people. one study looked at the averag0.0001) that the mean number of minutes of daily activity of the 6 mildly obese people exceeds 420 minutes? what is the probability (image for it appears that people who are mildly obese are less active than leaner people. one study looked at the averag0.0001) that the mean number of minutes of daily activity of the 6 lean people exceeds 420 minutes?

Select the number of ways in which a line and a circle can intersect