subject
Mathematics, 25.10.2019 07:43 ColungaRosemary

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 12:40
Question 6 (10 points) ✓ saved what is the center of a circle described by the equation x2 + y2 +10y = -16? . (0,-5) (0,5) (-5,0) (5,0)
Answers: 1
question
Mathematics, 21.06.2019 20:00
Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a
Answers: 1
question
Mathematics, 21.06.2019 20:30
Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2
Answers: 2
question
Mathematics, 21.06.2019 23:00
Find the distance between c and d on the number line c=3 and d=11
Answers: 1
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
Social Studies, 30.07.2019 08:30