Question 3 of 10 The table below shows the probability distribution of students in a high
school with 1500 students. What is the expected value for the age of a
randomly chosen student?
Age
13
14
15
16
17
18
Probability
0.01
0.25
0.28
0.30
0.15
0.01
O A. 15.36
B. 15.28

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

The temperature of chicken soup is 192.7°f. as it cools, the temperature of the soup decreases 2.3°f per minute. what is the temperature in degrees fahrenheit of the soup after 25 minutes? a. 27.3°f b. 57.5°f c. 135.2°f d. 250.2°f

How to use order of operation in 20 divide by 4 multiply 5 = 1