You put a drink in the freezer for a while. You take the drink out, but being forgetful, you leave the drink sitting on the kitchen table. The temperature D, in degrees, of the drink minutes after it is put in the freezer is given by

.
A: Make a graph of D versus t for up to one hour after the drink is placed in the freezer.B: During what period was the temperature of the drink less than 32 degrees?

What will be an ideal response?


A:  

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?

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B: From  to  minutes


Mathematics

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Write fraction in lowest terms.

A.
B.
C.
D.

Mathematics

Solve the problem.The charges for renting a moving van are $65 for the first 30 miles and $8 for each additional mile. Assume that a fraction of a mile is rounded up. (i) Determine the cost of driving the van 99 miles. (ii) Find a symbolic representation for a function f that computes the cost of driving the van x miles, where  (Hint: express f as a piecewise-constant function.)

A. $1097;
f(x) = 
B. $617;
f(x) = 
C. $6987;
f(x) = 

Mathematics

Use elimination to solve each system of equations, if possible. Identify the system as consistent or inconsistent. If the system is consistent, state whether the equations are dependent or independent. -3x + 2y = 5-6x + 4y = 10

A. (1, 1) B. (0, 0) C. infinitely many solutions and dependent D. inconsistent

Mathematics

State the phrase as a mathematical expression. Use x to represent the variable.The difference between five times a number and twelve

A. 12 - 5x B. 5 - x + 12 C. 5x - 12 D. 12 + 5x

Mathematics