Solve the problem.The volume V of a given mass of gas varies directly as the temperature T and inversely as the pressure P. If 
when 
and 
what is the volume when 
and 
A. 320 in3
B. 360 in3
C. 330 in3
D. 290 in3
Answer: C
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Solve.The bar graph shows the median annual income for residents of a selected region of the United States, by level of education. The given polynomial models describe the median annual income for men, M, and for women, W, who have completed x years of education.M = -23x3 + 1170x2 - 13,808x + 72,566W = 8x3 - 56x2 + 511x + 14,763Find a mathematical model for M - W and use it to calculate the difference in the median annual income between men and women with 12 years of education. Does the model underestimate or overestimate the actual difference?
A. $8951; underestimates B. $7177; underestimates C. $21,215; overestimates D. $12,391; overestimates
Solve the system by solving the corresponding matrix equation with an inverse, if possible.
?
?
Enter the answer in the form 
, 
, 
.
What will be an ideal response?
Solve the problem.An environmental organization has 27 members. Each member will be placed on exactly 1 of 4 teams. Each team will work on a different issue. The first team has 10 members, the second has 5, the third has 4, and the fourth has 8. In how many ways can these teams be formed?
A. 1.088886945 × 1028 B. 2.067267771 × 1014 C. 2.653572529 × 1022 D. 2.584084713 × 1013
Solve the problem.If h(x) = x2 - 9x + 20 , solve h(x) > 0.
A. (5, ?) B. (-?, 4) C. (4, 5) D. (-?, 4) or (5, ?)