3 Challenge Ari, Beth, and Cathy each went for a walk yesterday afternoon. Ari walked 1 mi at a
4
1
1
1
constant speed of 1 mi/h. Beth walked 1 2 mi at a constant speed of 1
4
mi/h. Cathy walked
8
1
for 1 h and 23 min at a constant speed of 13 mi/h. List the three people in order of the times they
spent walking from least time to greatest time.
Choose the correct answer below.
O A. Ari, Cathy, Beth
OB. Cathy, Beth, Ari
OC. Beth, Cathy, Ari
OD. Ari, Beth, Cathy
Click to select your answer and then click Check Answer.
All parts showing
Clear All
Check Answer
Review progress
Question
6
of 8
Back
Next

The table shows population statistics for the ages of best actor and best supporting actor winners at an awards ceremony. the distributions of the ages are approximately bell-shaped. compare the z-scores for the actors in the following situation. best actor best supporting actor muequals42.0 muequals49.0 sigmaequals7.3 sigmaequals15 in a particular year, the best actor was 59 years old and the best supporting actor was 45 years old. determine the z-scores for each. best actor: z equals best supporting actor: z equals (round to two decimal places as needed.) interpret the z-scores. the best actor was (more than 2 standard deviations above more than 1 standard deviation above less than 1 standard deviation above less than 2 standard deviations below) the mean, which (is not, is) unusual. the best supporting actor was (less than 1 standard deviation below more than 1 standard deviation above more than 2 standard deviations below more than 1 standard deviation below) the mean, which (is is not) unusual.

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books