Wednesday
July 30, 2014

Homework Help: Math

Posted by Jessica on Tuesday, April 19, 2011 at 4:48pm.

A plumber charges $45 for a service call, plus $70/h for her time.

a. Find the cost of a two hour service call.

b. How long was a services call that cost $150?


Also .......

as the weight held by a spring increases, the length of the spring increase proportionally. suppose a 2-lb weight stretches a spring to 15 in., and a 12-lb weight stretches the same spring to 20 in. what is the length of the spring with no weight attached?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Math - Apex Plumbing charges a trip fee of $55 plus $15 for each quarter hour of...
Math - Word Problem - Word problems confuse me >_> You are choosing ...
math - A plumber charges a flat $50 for a home service call plus $10 per 15 ...
math - You need to choose a long distance telephone service for your business. ...
programming - Write a program that computes the cost of a long distance call. ...
math - A computer technician charges $40 for a house call and $38 per hour. The ...
algebra 2 - A electrician charges $50 for the first half-hour of work and $30 ...
algebra - help please im on my final exam for algebra and i need to pass this is...
Math - Tony's baby sitting service charges $2.50 per day plus $1.75 an hour. ...
Math - The phone company charges a flat rate of $2.50 plus and additional $0.50 ...

Search
Members