Solve the problem.A thermometer reading 
is placed inside a cold storage room with a constant temperature of 
If the thermometer reads 
in 8 minutes, how long before it reaches 
Assume the cooling follows Newton's Law of Cooling: U = T + (Uo - T)ekt.(Round your answer to the nearest whole minute.)
A. 72 minutes
B. -5 minutes
C. 24 minutes
D. -29 minutes
Answer: A
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Use the problem-solving strategy to solve the problem and find the unknown number.A number plus the product of 3 and the difference of 8 and the number is equal to the product of 4 and the number, increased by 6.
A. 3 B. 8 C. 0 D. 6
Solve the problem involving related quantities.The length of a rectangular room is 6 feet longer than twice the width. If the room's perimeter is 132 feet, what are the room's dimensions?
A. Width = 40 ft; length = 92 ft B. Width = 30 ft; length = 36 ft C. Width = 20 ft; length = 46 ft D. Width = 25 ft; length = 56 ft
Find the average of the set of numbers.5
and 7
A. 6
B. 6
C. 13
D. 6
Determine whether the given lines are parallel, perpendicular, or neither.x = 6y = -4
A. Neither B. Perpendicular C. Parallel