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rjkz [21]
3 years ago
13

21

Mathematics
2 answers:
guajiro [1.7K]3 years ago
6 0
The answer is B, hope this helps
Lelu [443]3 years ago
5 0

Answer: gradpoint “b”

Step-by-step explanation:

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The pulse rates, in beats per minute, for some students of a class are shown below:
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Answer:

Put another dot on 79

Step-by-step explanation:

Because the plot shows that 79 must have 4 dot.So you need to add one more dot

7 0
3 years ago
Show that |3+10|=|3|+ |10|?
Viefleur [7K]
|3+10|=|3|+|10|
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8 0
3 years ago
H(-3), h(5), h(2), h(0)
romanna [79]

Answer:

h(-3) = -3h

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h(2) = 2h

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5 0
3 years ago
A shuttle operator has sold 20 tickets to ride the shuttle. All passengers (ticket holder) are independent of each other, and th
Rashid [163]

Answer:

a. Discrete probability distribution, frequent rider club, 0.65 of 20

b. 13

c. $60

d. $57.50

Step-by-step explanation:

a. X follows a discrete probability distribution because it involves discrete random variables which have probability mass function and frequency.

f(x) =0.65 of 20 passengers

b. if 0.65 0f 20 passengers are frequent riders,

then, the frequent riders will be 13 passengers

c. expected revenue will be $3 *20 passengers which will be $60.

the total number of passengers given tickets is 20 and the price for each is $3. thus, making the parameters to be price and number of passengers.

d. if the frequent riders are charged $2, then the amount paid by this group will be $2*13 which is $26

and if $4.50 is paid by the regular passengers it will be $4.50*(20-13) which is $31.50.

therefore, expected revenue will be $26+$31.50 equals $57.50

4 0
3 years ago
Find cos θ if sin θ = -12/13 and tan θ > 0
Anarel [89]
SinФ=-12/13  
cosФ=Base/hypotenus
(hy)^2-(perpendicular)^2=(base)^2=13^2-12^2=5
cosФ=-5/13


6 0
3 years ago
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