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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Determine whether the players have equal probabilities of winning.Toss two fair dice numbered 1 through 6. If the sum is 4, player 1 wins; if the sum is 10, player 2 wins.
A. Yes B. No
Provide an appropriate response.Find all complex fourth roots of z = -16. Write each root in rectangular form.
A. 
+ 
i, 
- 
i, - 
+ 
i, - 
- 
i
B. 8
+ 8
i, 8
- 8
i, -8
+ 8
i, -8
- 8
i
C. 1 + i, 1 - i, -1 + i, -1 - i
D. 2 + i, 2 - i, -2 + i, -2 - i
Use the graph of the rational function f(x) to complete the statement.As x?-2-, f(x)? 
. 
A. -2 B. 2 C. +? D. -?
Use the percent proportion to answer the question. Round your answer to the nearest tenth of a percent, if necessary.What percent of 58 birds is 695 birds?
A. 0.1% B. 0.8% C. 1198.3% D. 119.8%