Register
Login
Username
Password
Login
forgot your password?
Home
Forum
+0
Formulary
Maths
Help
Complex Numbers
Integral Calculus
Differential Calculus
Equations
Graphs
Linear Algebra
Number theory
Percent
Standard Functions
Statistics
Trigonometry
Unit Conversion
Units
About
Imprint
Privacy Policy
Terms of Service
Credits
Google+
Facebook
Contact Email
ManuelPK
Username
ManuelPK
Score
6
Membership
Stats
Questions
0
Answers
1
1 Questions
1 Answers
0
1067
4
+6
Probability Question
Colour yellow black red Probability 1/7 ? ? Daniel has a bag of marbles. he has twice as many black marbles as red marbles. the rest are yellow. he is going to take a marble at random from the bag. yellow is 1/7 what is black and red probability?
read more ..
●
●
●
●
ManuelPK
Apr 11, 2017
#1
+6
+1
wealth?
ManuelPK
Apr 11, 2017