A box of a dozen donuts has three lemon cream filled , five chocolate cream filled and 4 vanilla cream filled. If the doughnuts look identical , what is the probability that if you pick a doughnut at random it will be chocolate cream filled?

5/12

Step-by-step explanation:

There is a 5(total chocolate donuts) out of 12(total donuts) chance of it being a chocolate cream filled donut.

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

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y

=

−

2

find the upper bound of the range.

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y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation:

12cm

the answer is d