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harkovskaia [24]
3 years ago
13

At a coffee shop 55% of customers buy a coffee drink, 30% buy food, and 25% buy both coffee and food. What is the probability th

at a randomly chosen customer by either a coffee drink or food?
Mathematics
1 answer:
svetoff [14.1K]3 years ago
6 0

Answer:

85%

Step-by-step explanation:

with OR (as opposed to AND), you add probabilitites

with AND, you multiply them

P(coffee OR food) = .55 + .30 = .85

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at the movies,adults tickets cost 12.00 and kids tickets cost 9.00 a group of students and adults chaperone came and spent a tot
Eddi Din [679]
There would be 30 kid tickets and 4 adult tickets .. if you take 12 times that by 4 you get 48 .. then take 48 from 318 and you get 270 then divide that by 9 and get 30 .. 30 plus 4 is 34 tickets
7 0
4 years ago
Using the table, give the percentage associated with each unit of standard deviation in the standard normal curve to the
Furkat [3]

Answer:

Using the table, give the percentage associated with each unit of standard deviation in the standard normal curve to the

nearest hundredth.

х

Area, A(x) x

Area, A(x)

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

0.0793

0.1554

0.2257

0.2881

0.3413

0.3849

0.4192

0.4452

0.4641

0.4772

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

3.8

4.0

0.4861

0.4918

0.4953

0.4974

0.4987

0.4993

0.4997

0.4998

0.4999

0.5000

Standard Deviation Percentage Area

-1 to 0

81.85 %

O to +1

34.13 %

Step-by-step explanation:

Using the table, give the percentage associated with each unit of standard deviation in the standard normal curve to the

nearest hundredth.

х

Area, A(x) x

Area, A(x)

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

0.0793

0.1554

0.2257

0.2881

0.3413

0.3849

0.4192

0.4452

0.4641

0.4772

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

3.8

4.0

0.4861

0.4918

0.4953

0.4974

0.4987

0.4993

0.4997

0.4998

0.4999

0.5000

Standard Deviation Percentage Area

-1 to 0

81.85 %

O to +1

34.13 %

Using the table, give the percentage associated with each unit of standard deviation in the standard normal curve to the

nearest hundredth.

х

Area, A(x) x

Area, A(x)

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

0.0793

0.1554

0.2257

0.2881

0.3413

0.3849

0.4192

0.4452

0.4641

0.4772

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

3.8

4.0

0.4861

0.4918

0.4953

0.4974

0.4987

0.4993

0.4997

0.4998

0.4999

0.5000

Standard Deviation Percentage Area

-1 to 0

81.85 %

O to +1

34.13 %

4 0
3 years ago
What is the length of AB if BC=8m and m
xz_007 [3.2K]
There is not enough information in the question for their to be an accurate answer.
4 0
3 years ago
I needdddd helpppppppp plssssss
Mariulka [41]
The answer will be -3.9
6 0
3 years ago
Which of the following values for x is true for 4x > 10
ANTONII [103]

Answer:

2.5

Step-by-step explanation:

its just 4 x x so you just times 2.5 by 4

6 0
3 years ago
Read 2 more answers
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