Get the answers you need at Westonci.ca, where our expert community is always ready to help with accurate information. Connect with professionals on our platform to receive accurate answers to your questions quickly and efficiently. Get quick and reliable solutions to your questions from a community of experienced experts on our platform.

A plumber charges a $75 flat fee for jobs lasting up to an hour and $30 for each hour of labor after the first hour. Which expression models the cost of a job lasting h hours, when h is greater than 1?

A) 75 + 30 h

B) 75 + 30 (h minus 1)

C) 75 h + 30

D) 75 (h minus 1) + 30


Sagot :

Answer:

B) 75 + 30(h - 1)

Step-by-step explanation:

flat fee = 75

additional charge in the first h (when h = 1) = 0

additional charge after the first hour (when h > 1) = 30 per h

Therefore, expression modelling this is:   75 + 30(h - 1)

Answer:

B as it is so ye

Step-by-step explanation: