Question

WAn electric supply company facing the power shortage has given anincentive to the customers who are consuming less than 120 units. The company callssuch consumers the lifeline and charges them a flat rate of $ 65 a month. The companyhas decided to offer a reduction in the unit charge by 35 cents for the consumers who arusing up to 90 units. The consumers who use more than 120 units are charged with flatfee of S 65 and 12 cents on any units in excess to 120.(i) Develop a function that best describes the scheme for different types ofConsumers.Datormine the contricity hill if the total unit consumed are 80. 135. and​

Answer 1

An electric supply company facing the power shortage has given an incentive to the customers who are consuming less than 120 units. The company calls such consumers the lifeline and charges them a flat rate of $ 65 a month. The company has decided to offer a reduction in the unit charge by 35 cents for the consumers who are using up to 90 units. The consumers who use more than 120 units are charged with flat fee of $ 65 and 12 cents on any units in excess to 120. (i) Develop a function that best describes the scheme for different types of consumers. (ii) Determine the electricity bill if the total unit consumed are 80, 135, and 180 respectively for the three households. (iii)Estimate the price at which the demand is 18000 units.