Solve the problem.A gas company has the following rate schedule for natural gas usage in single-family residences:Monthly service charge $8.80Per therm service charge1st 25 therms$0.6686/thermOver 25 therms$0.85870/thermWhat is the charge for using 25 therms in one month?What is the charge for using 45 therms in one month?Construct a function that gives the monthly charge C for x therms of gas.
What will be an ideal response?
$25.52
$42.69
C(x) = 
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Solve the problem.Bob fenced in a rectangular garden in his yard. The length of the rectangle is 6 feet longer than the width and the perimeter is 84 feet. What is the width of the rectangle?
A. 36 ft B. 20 ft C. 17 ft D. 18 ft
Write the first four terms of the sequence.
A. 
, 
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B. 
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C. 
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D. 
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Find the part.160% of 4110 colleges
A. 657,600 colleges B. 6576 colleges C. 658 colleges D. 65,760 colleges
A plane leaves the airport at 4:00 p.m. and heads in the direction N10° E at a constant speed of 250 mi/h. Forty-five minutes later, a jet leaves the same airport and flies N 60° W at a constant speed of 450 mi/h. Find the distance between the plane and the jet at 5:30 p.m.
What will be an ideal response?