A bag contains 8 black marbles, 16 white marbles, 14 red marbles, and 10 green marbles. A marble is to be drawn from the bag without looking.

What is the probability that the marble drawn will not be white?

A. 1/3

B. 2/3

C. 3/4

D. 15/16

Question

A bag contains 8 black marbles, 16 white marbles, 14 red marbles, and 10 green marbles. A marble is to be drawn from the bag without looking. 


What is the probability that the marble drawn will not be white?
 
 A. 1/3
 
 
 B. 2/3
 
 
 C. 3/4
 
 
 D. 15/16

anonymous · Answer

Not be white = It WILL be black, red, or green

How many are there that are red, black, or green?

anonymous · Answer

32 total red, black and green

anonymous · Answer

Correct. 

So what is the probability it will be black, red, or green?

anonymous · Answer

There are 32 marbles in your favor out of the total # of marbles.

So what is the probability that you pick a black, red, or green marble?

anonymous · Answer

Probability of picking a black, red, or green marble =

number of black, red, or green marbles/total number of marbles in the bag

anonymous · Answer

so whats the probability of picking a black, red, or green marble?

anonymous · Answer

total marbles in the bag is 48

anonymous · Answer

yes.

so whats the probability of picking a black, red, or green marble?

anonymous · Answer

Isn't it 32/48

Because 32 marbles are in your favor
and there are 48 marbles in total

anonymous · Answer

will be 32/48 simplifies = 2/3?????

anonymous · Answer

Yes!

anonymous · Answer

ok perefct thanks

anonymous · Answer

welcome.