Solve the problem.The temperature of water in a certain lake on a day in October can be determined by using the model 
where x is the number of feet down from the surface of the lake and y is the Celsius temperature of the water at that depth. Based on this model, how deep in the lake is the water 8 degrees? Round to the nearest foot.
A. 43 ft
B. 13 ft
C. 69 ft
D. 32 ft
Answer: B
Mathematics
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Answer the question.What does the digit 2 mean in the number 247,189?
A. 2 thousands B. 2 hundreds C. 2 ten thousands D. 2 hundred thousands
Mathematics
Decide whether the statement is true or false.{12, 84, 145, 264} ? {12, 24, 36, ..., 1080}
A. False B. True
Mathematics
Provide an appropriate response.Solve: 2x2 + x - 4 = 0
What will be an ideal response?
Mathematics
Use Cramer's Rule (if applicable) to solve the system of equations.
A. {(-7, 2)} B. {(2, 7)} C. {(7, 2)} D. {(-2, -7)}
Mathematics