Chef Andrews is making pumpkin pies. He recorded the equivalent weights in pounds and in ounces of three pies as shown in the table below.
Ounces
Pounds
24
1
32
2
48
3
Based on the information in the table, which proportion can be used to convert 36
ounces to pounds?

What is the length of the unknown leg in the right triangle ?

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?