subject
Mathematics, 02.10.2019 21:00 hannahelisabeth19

Abag contains only red and blue marbles. yasmine takes one marble at random from the bag. the probability that she takes a red marble is 1 in 5. yasmine returns the marble to the bag and adds five more red marbles to the bag. the probability that she takes one red marble at random is now 1 in 3. how many red marbles were originally in the bag?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 13:30
Two fire-lookout stations are 190 miles apart, with station a directly south of station b. both stations spot a fire. the bearing of the fire from station a is upper n 55 degrees upper e and the bearing of the fire from station b is upper s 60 degrees e. how far, to the nearest tenth of a mile, is the fire from each lookout station?
Answers: 1
question
Mathematics, 21.06.2019 18:00
Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true
Answers: 2
question
Mathematics, 21.06.2019 21:00
Which of the following is the best first step in solving the equation below? 4+2㏒³x=17
Answers: 1
question
Mathematics, 21.06.2019 23:10
You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?
Answers: 2
You know the right answer?
Abag contains only red and blue marbles. yasmine takes one marble at random from the bag. the probab...
Questions
question
Mathematics, 25.11.2019 23:31
question
English, 25.11.2019 23:31
question
Computers and Technology, 25.11.2019 23:31
question
Chemistry, 25.11.2019 23:31