Quantcast

Got Homework?

Connect with other students for help. It's a free community.

  • across
    MIT Grad Student
    Online now
  • laura*
    Helped 1,000 students
    Online now
  • Hero
    College Math Guru
    Online now

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

ebydaqueen17 Group Title

PLZ PLZ, SOMEONE HELP ME ON THIS PROBLEM!!! How many quarts of pure antifreeze should Kelly add to 10 quarts of a 20% antifreeze solution to make a 50% antifreeze solution?

  • one year ago
  • one year ago

  • This Question is Closed
  1. daftkillz Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    10 quarts is 20 percent, therefore you times by 5 to get 100 percent. So 100 percent = 50 quaarts and 50 percent = 25 quarts.

    • one year ago
  2. ebydaqueen17 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    can you please write that in number form..so i can see how it looks?

    • one year ago
  3. daftkillz Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    20%=10 quarts 100%= 50 quarts 50%= 25 quarts

    • one year ago
  4. daftkillz Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    get it?

    • one year ago
  5. cwrw238 Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    or u can do it this way: let x = no. of quarts to be added then: 0.2* 10 + x = 0.5(x + 10) 2 + x = 0.5x + 5 o.5x = 3 x = 15 you need to add 15 quarts

    • one year ago
    • Attachments:

See more questions >>>

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.