Solve the problem. Round to the nearest tenth unless indicated otherwise.The volume V of a given mass of gas varies directly as the temperature T and inversely as the pressure P. If V = 400.0 in3 when T = 400° and P = 15 lb/in2, what is the volume when T = 100° and P = 15 lb/in2?
A. 130.0 in3
B. 100.0 in3
C. 60.0 in3
D. 90.0 in3
Answer: B
Mathematics
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What will be an ideal response?
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Perform the indicated operation.(-2.1) + (2.3)
A. 4.4 B. 0.2 C. -0.2 D. -4.4
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Solve.
+ 
= 
A. 3 B. 7 C. 7, 2 D. -7, -2
Mathematics
Solve the problem.The distance an object is from the ground after being tossed from a hot air balloon 760 feet in the air is a function of time: f(t)
where f(t) is height and t is the amount of time the object has been in the air. Predict the height of the object after 5.5 seconds.
A. 0 feet B. 705.55 feet C. 307.08 feet D. 238.88 feet
Mathematics