Professor henry knows from past experience that 30% of all homework papers handed in will be missing the name of the person who handed it in. In a class of 200, that is a problem. What is the probability that out of 200 homework papers,a) between 50 and 70 papers will be missing the name
b) at least 75 papers will be missing the name
c) at most 45 papers will be missing the name
d) exactly 65 papers will be missing the name

Answers

Answer 1
Answer: If you would like to know how many papers will be missing the name, you can calculate this using the following steps:

30% of 200 homework papers = 30% * 200 = 30/100 * 200 = 60 homework papers

The correct result would be a) between 50 and 70 papers will be missing the name.

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What is the slope of the line through the points (2, 8) and (4, 6)?a) slope = 73
b) slope = -1
c) slope = 1
d) slope = 1/3

Answers

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

(x,y)

we have
(2,8)
(4,6)
x1=2
y1=8
x2=4
y2=6


slope=(6-8)/(4-2)=-2/2=-1


slope=-1
answer is C

What is 1/24 in simplest form

Answers


it is in simplest form
1/24 is already in simplest form because it can't be divided any lower.

Right an equation of a line whose slope is 4 and contains the point (-1,2)

Answers

Answer:

y = 4x + 6

Step-by-step explanation:

2 = 4[-1] + b

-4

6 = b

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JI'll lives 3 1/2 miles from school.One morning, her friend was giving her a ride. When they were 2/3 of the way to school, their car broke down & they had to walk the rest of the way.

Answers

Cool story. I think you might be asking how long they had to walk and ride.

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Angle A and B are complimentary .Angle A is 12 more than twice angle B what is the measure of each angle

Answers

Answer:

2x-15

Step-by-step explanation:

x+2x-15=90

3x-15=90

3x=90+15

x=105/3

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Find the slope of the following line:
y=2/3x +4

Answers

y = 2/3*x + 4We knowy = mx+ c, m = gradientTherefore, x = 2/3In these questions, the "coefficient" (or multiplier) of x is equal to the gradient.
Slope-intercept form is

y = mx + b

where,
m is the slope
b is the y-intercept

So for the line:
y = 2/3x + 4

2/3 is the slope
4 is the y-intercept

The slope of y = 2/3x + 4 is 2/3