A bag contains 4 blue and 8 red identical balls. If two balls are picked at random with replacement, what is the probability of picking two balls of different colours?
-
A.
1 -
B.
(frac{13}{26}) -
C.
(frac{5}{18}) -
D.
(frac{4}{9}) -
E.
(frac{2}{9})
You May Also Like
The rock type whose principal constituents can be seen without magnification is?
The rock type whose principal constituents can be seen without magnification is? A. limestone B. basalt C. sandstone…
Use the following information to answer the question given (begin{array}{c|c} & text{1/6/2011} & text{30/5/2012}\ &…
Use the following information to answer the question given (begin{array}{c|c} & text{1/6/2011} & text{30/5/2012}\ & D & D…
The place where bankers meet daily to exchange cheques drawn on each other is known…
The place where bankers meet daily to exchange cheques drawn on each other is known as A. capital…
Heat produced in tissue respiration in plants is
Heat produced in tissue respiration in plants is A. a chemical form of energy B. the only form…