Algebra 1

Terry has completed 15 homework problems, and Susan has competed 9. Terry is completing 10 problems per hour and Susan is competing 12 problems per hour. After how many hours will terry and susan have completed the same number of problems ??

  1. 👍
  2. 👎
  3. 👁
  1. terry = 15 + 10 t
    susan = 9 + 12 t

    so
    15 + 10 t = 9 + 12 t

    2 t = 6
    t = 3 hours

    1. 👍
    2. 👎
  2. @damon so 3 hours ?

    1. 👍
    2. 👎
  3. Yes, but figure out why.

    1. 👍
    2. 👎
  4. Um because at 3 hours they have the same amount of problems done.

    1. 👍
    2. 👎
  5. Exactly

    1. 👍
    2. 👎
  6. @damon thank you

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    Terry and Ed start a lawn mowing business and purchase the mowers and equipment for $1,300. They charge $15 for each lawn and use $2 worth of gas for each job. How many lawns must Terry and Ed mow before breaking even? a. 10 lawns

  2. maximizing profit calculus

    During the summer months Terry makes and sells necklaces on the beach. Last summer he sold the necklaces for $10 each and his sales averaged 20 per day. When he increased the price by $1, he found that he lost two sales per day.

  3. Math

    Yolanda completed 14/25 of her math problems before her break and 1/5 of her math problems after her break. What fraction of her math problems did she complete?

  4. math

    Terry, Barry, Larry, Jerry, and Perry are lined up in these positions midway through a track meet: Terry is 20 meters behind Barry. Barry is 50 meters ahead of Larry. Larry is 10 meters behind Perry. Jerry is 30 meters ahead of

  1. Math

    Ivan finished 4/5 of his math homework problems and all 3 questions for his science homework before dinner . If he finished a total of 43 problems before dinner , what is the total number of math homework problems he was assigned?

  2. finance

    Terry makes $2400 per month in gross income. His net earnings are 80% of his gross. His utility bills total $150. What percentage of Terry's net earnings is he spending on utilities? Enter your answer as a percentage, such as:

  3. Math

    Ben is reading a book that is 48 pages long . Joy is reading one that is 64 pages longer that Ben's .Terry is reading one that is twice as long as Joy's . How many pages are in Joy and Terry's books .?

  4. Math

    Dustin completed 3/8 of a homework assignment that has 24 problems. Kelsey completed 4/15 of a homework assignment that has 30 problems so completed more problems

  1. Financial Literacy

    Terry and Sandra both found the sum of two 4-digit numbers, but their results were not the same. If Terry made an error of addition by one in the thousands column and Sandra's result was correct, what was the difference between

  2. Math

    Jacob mixes the letters J,K,L,J,K,M,N and P throughly. Without looking Terry draws one letter. Expressed as a fraction, decimal and percentage what is the probability the K will NOT be the letter terry selects A. 1/4,0.25,25%

  3. Algebra

    terry earns $6.50 per hour babysitting. a. write a rule to describe how the amount of money m earned is a function of the number of hours h spent babysitting. b. how much money does terry earn if she babysits for 4 hours and 15

  4. math

    You were given 10 math problems for homework. You completed 310 of them at school. Which equation shows how to find the fraction of the problems you still must do to complete your homework?

You can view more similar questions or ask a new question.