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Calculation of heating charge for 150 therms using Friendly Energy Company's rate schedule.

Friendly Energy Company rate schedule for heating a single-family home, showing monthly service charge, first 50 therms at $0.33 per therm, and over 50 therms at $0.27 per therm, with calculation for 150 therms resulting in $59.45.

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Show Answer Key & Explanations Step-by-step solution for: Example: Application of Piecewise-Defined Functions

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- Monthly service charge: $15.95
- Cost for first 50 therms: 50 × $0.33 = $16.50
- Cost for remaining 100 therms (150 - 50): 100 × $0.27 = $27.00
- Total charge: $15.95 + $16.50 + $27.00 = $59.45

Parent Tip: Review the logic above to help your child master the concept of piecewise functions word problems worksheet.

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