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 T = 440° and 
what is the volume when the temperature is 290° and the pressure is 20 lb/in.2?
A. 193.0 in.3
B. 163.0 in.3
C. 203.0 in.3
D. 213.0 in.3
Answer: C
Mathematics
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For the given sets, construct a Venn diagram and place the elements in the proper region.Let U = {1, 2, 3, 4, 5, 6, 7, 8}A = {3, 6, 8}B = {4, 6}C = {1, 6, 7, 8}
A. 
B. 
C. 
D. 
Mathematics
According to the TIMSS video study, in which country does mathematics teaching tend to most closely align with the instructional mode of "teaching through problem solving?"
a. United States b. England c. Japan d. Senegal
Mathematics
Solve the problem.Find all points having a y-coordinate of 2 whose distance from the point (5, 4) is 
.
A. (1, 2) and (6, 2) B. (4, 2) and (6, 2) C. (-1, 2) and (6, 2) D. (4, 2) and (3, 2)
Mathematics
Write in terms of i.
A. -30i
B. ±30
C. 30i
D. i
Mathematics