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CaHeK987 [17]
2 years ago
14

A package delivery service divides their packages into weight classes. suppose that packages in the 14 to 20 pound class are uni

formly distributed, meaning that all weights within that class are equally likely to occur. find the 40th percentile of packages weights in this weight class.
Mathematics
1 answer:
nexus9112 [7]2 years ago
6 0

Answer: yy - \alpha \alpha = Percentile (\beta \beta -\alpha \alpha )

yy = 0.40 (20 - 14) + 14[tex] yy = 2.4 + 14

yy = 16.4

Thus, 16.4 pound class belongs to the 40th percentile of the weight class.

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Six pairs of socks cost as much as 1 coat, 2 pairs of jeans cost as much as 3 pairs of shoes, and 4 pairs of socks cost as much
REY [17]
(1) 6 pairs of socks = 1 coat
(2) 2 pairs of jeans = 3 pairs of shoes
(3) 4 pairs of socks = 1 pair of jeans

the last two points are irrelevant becuase we just need socks and coats. 
6 pairs of socks are equal to 1 coat. 
we need 64 pairs of socks. 
so, 64 ÷ 6 = 10.67

so we'll need 10.67 coats for 64 pairs of socks. 

i'm not sure if you've typed up the correct numbers becuase i don't think the answer would be expressed as a decimal. 

unless we say that we need 11 pairs of coats? 

perhaps reread the question again and make sure you've typed it up correctly
xD i hope i've helped. 
7 0
2 years ago
Solve the triangle. A = 19°, C = 102°, c = 6
GrogVix [38]
We know that

Law of sines established
a/sin A=b/sin B=c/sin C

then
a/sin A=c/sin C------------> a=c*sin A/sin C---------> a=6*sin 19/sin 102
a=1.91 units <span>≈2 units

A+B+C=180</span>°----------> B=180-(A+C)-----> B=1180-(19+102)
B=59°
a/sin A=b/sin B-----------> b=a*sin B/sin A----->2*sin 59/sin 19
b=5.27 units <span>≈5.3 units</span>

the answer is the option 
B = 59°, a ≈ 2, b ≈ 5.3 

7 0
2 years ago
Aramp is 17 feet long, rises 8 feet above the floor, and covers a horizontal distance of 15 feet, as shown in the figure.
bonufazy [111]

Answer:

The ratio of Tan B is

\tan B= \dfrac{AC}{BC}=\dfrac{8}{15}

OR

\tan A= \dfrac{BC}{AC}=\dfrac{15}{8}

Step-by-step explanation:

In Right Angle Triangle ABC

angle C = 90°

AB = Ramp = 17 feet

BC =Horizontal distance = 15 feet

AC = Height from floor = 8 feet

To Find:

Ratio of Tan B = ?

Solution:

In Right Angle Triangle ABC By Tangent Identity we have

\tan B= \dfrac{\textrm{side opposite to angle B}}{\textrm{side adjacent to angle B}}

Substituting the given values we get

\tan B= \dfrac{AC}{BC}=\dfrac{8}{15}

OR

\tan A= \dfrac{BC}{AC}=\dfrac{15}{8}

5 0
2 years ago
In a bike race: Julie came in ahead of Roger. Julie finished after James. David beat James but finished after Sarah. In what pla
mel-nik [20]

write it out in the order they give

Julie , Roger

James , Julie, Roger

David, James, Julie, Roger

Sarah, David, James, Julie, Roger

David is in 2nd place

5 0
2 years ago
A flashlight is projecting a triangle onto a wall, A picture shows a flashlight projecting a triangle onto a wall. The original
JulijaS [17]
N=35
scale factor
\binom{3}{5}
4 0
2 years ago
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