Solve problems using a calculator.The number of therms has been established on a customer's gas bill, and the monthly bill is calculated as follows: Item ChargeCustomer charge $0.16326 per dayRegulatory fee $0.05267 per dayGas usage $0.89251 per therm for the first 48 therms $1.07352 per therm for each therm over 48 thermsSuppose that during a 31-day month a customer used 111 therms. What would the customer's total bill be? (Round to the nearest cent, if necessary.)
A. $118.05
B. $117.17
C. $118.94
D. $117.39
Answer: B
Mathematics
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A. {- }
B. {- }
C. {- }
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A. {x|x ? -8} B. {x|x ? 8} C. {x|x is any real number} D. {x|x ? 11}
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How many more hours does he need to practice?
A. hr
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C. 3 hr
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Mathematics