Mathematics
19.02.2020 20:41
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a bag contains 50 cookies: 15 vanilla, 15 chocolate, and 20 oatmeal. what is the

a bag contains 50 cookies: 15 vanilla, 15 chocolate, and 20 oatmeal. what is the probability that a oatmeal is randomly selected?
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brucewayne390
brucewayne390
5,0(89 marks)

The probablity that a oatmeal is randomly selected is p(o)=20/50

=2/5

Step-by-step explanation:

jacobrobles755
jacobrobles755
5,0(97 marks)

2/5 or .4

Step-by-step explanation:

There are 50 cookies

P(oatmeal) = number of oatmeal/ total

                  = 20/50

                  =2/5

tonypewitt
tonypewitt
4,8(37 marks)

Follow these steps

Step-by-step explanation:

Twelve years ago Jane was five times as old as Anne.  

 J-12=5(A-12)

In three years time, Anne will be half of Jane's age.  

A+3=1/2(J+3)

Simplify and solve this system of equations:

 J-12=5(A-12)

A+3=1/2(J+3)

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