Math

posted by .

You have 33 marbles in total. you have 4 times as many red marbles as green marbles. you have one half as many blue marbles as green marbles. How many blue marbles do you have?

  • Math -

    r=4g
    2g = b

    r+b+g=33
    g+2g+4g=33
    7g=33
    sure you don't have 35 marbles?
    5+10+20=35

    5 green
    10 blue
    20 red

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. statistics

    you have 8 blue marbles, 7 red marbles, and 5 green marbles. What is the probability of obtaining at least 2 red marbles in three draws with replacements?
  2. Algebra

    Out of jar with 100 marbles, 49 are blue marbles, 7 are green marbles, 27 are red marbles and 17 are yellow marbles. What is the probability of drawing a red marble?
  3. Math

    Lisa has 5 more green marbles than blue marbles. She has a total of 40 green and blue marbles. Which system of equations represents this situation if x is the number of green marbles and y is the number of blue marbles?
  4. math

    sally has a bag with red,blue, and green marbles. She has twice as many blue marbles as red marbles. She has 5 times as many green marbles as red marbles. Altogether she has 24 marbles. How many of each color marble does she have?
  5. math

    a bag contains 7 green marbles, 9 red marbles, 10 orange marbles, 5 brown marbles, and 10 blue marbles. you choose a marble, replace it, and choose again. what is P(read, then blue)?
  6. Math

    Bobby has some marbles.one-third of them are blue.one-half of them are red and the rest are green.if he has 7 green marbles, how many marbles does have altogether?
  7. Maths

    Matt has a bag containing 12 green marbles and 8 blue marbles. Without looking, he pulls out one marbles and places it on the table. He then picks a second marbles from the bag. What is the probability he will have 2 blue marbles?
  8. Math

    I am having a problem answering this math problem. Andrea has a box of marbles in it. She has seven red marbles, thirteen blue marbles and nineteen yellow marbles. If she reaches in and takes out marbles without looking, what is the …
  9. Math

    A bowl has red,green and blue marbles.There are 95 red marbles.the nuber of blue marbles is 5 timesthe number of green mables altogether red and green marbles are 189 less then blue marbles .how may marbles are there in total
  10. Math

    a bag contains 7 green marbles, 9 red marbles, 10 orange marbles, 5 brown marbles, and 10 blue marbles. you choose a marble, replace it, and choose again. what is P(read, then blue)?

More Similar Questions