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Shalnov [3]
3 years ago
12

If 21,986 people in a city received the influenza vaccine, and a study shows that the vaccine is 74.5% effective, how many peopl

e would likely avoid getting the flu?
A. 16,380
B.17,265
C.297
D.295
Mathematics
2 answers:
Leona [35]3 years ago
8 0
I don’t n is I guessing ok so maybe a
Ipatiy [6.2K]3 years ago
5 0
Honestly don’t know but when in doubt c in out
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A car is designed to last an average of 12 years with a standard deviation of 0.8 years. What is the probability that a car will
Scorpion4ik [409]
Due to the common probability formula I can solve that task. Refering to the task you gave, we have all the information we need. We solve it like that: \frac{10-12}{0.8} = -2.5; Probability(-2.5)=.0.00621; Probability = 0.621%
So the answer is the first option <span>0.621%</span>
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3 years ago
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Using the slope​ formula, find the slope of the line through the given points.
UNO [17]

Answer:

0

Step-by-step explanation:

Slope = (y2-y1)/(x2-x1)

  = (-5--5)/ (9--8)

 = (-5+5)/(9+8)

 = 0/17

=0

The slope it 0

This is a horizontal line because the y value doesn't change.  If the y value doesn't change, the slope it zero.

4 0
3 years ago
Pleaseeee help!!!!! I will mark you as brainlinest for correct answer!!!!!!
Setler79 [48]
So the equation you'll use is (18,000 × .041)y+18000. Y is your years which is 20. So all you need to do is plug it in to get (18,000 × .041)20+18000 and when solved is 32,760 downloads by 2030
4 0
3 years ago
Create a proportion using the form %/100 = is/of = to represent the following word problem. 78% of what number is 42?
Aliun [14]

Answer:

.78 x = 42

x = 42 / .78

The number is 53.8461538462


Step-by-step explanation:


6 0
4 years ago
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Ede4ka [16]

Answer:23


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92/4

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