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antoniya [11.8K]
3 years ago
12

Can someone help me and explain?

Mathematics
1 answer:
il63 [147K]3 years ago
3 0

Answer:

he messed up on adding up all of his work he got all of the rest right

Step-by-step explanation:

A. He messed up with adding up all of his work

B. the correct answer is 2.88

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Suppose your dean of admissions is considering surveying high school seniors about their perceptions of your school to design be
KonstantinChe [14]

Answer and explanation:

Advantages of telephone interviews:

They are more convenient than face to face interviews

They are alot more cost-effective

There is a wider geographical access as you can reach people in other countries too

Disadvantages of telephone interviews:

Questions become has limited complexity as opposed to face to face interviews

It may be somewhat intrusive for customers and there could also be interference from noise in the background. Also bad connection issues.

Advantages of internet survey:

Increased geographical access leading to high response rate.

Alot more convenient and flexible than face to face interviews

Low cost advantages

Disadvantages of internet survey:

Inability for individuals who are not online to participate

Non response bias

Limited complexity of questions, usually close ended questions

3 0
3 years ago
Which equation represents the line that has a slope of 1/2 and
scoray [572]

Answer:

Solution given:

slope(m)=½

passing through point (x',y')=(0,3)

now

equation of a line is:

y-y'=m(x-x')

y-3=½(x-0)

y=½x+3

<u>D</u><u>.</u><u>y</u><u>=</u><u>½</u><u>x</u><u>+</u><u>3</u><u> </u><u>is</u><u> </u><u>a</u><u> </u><u>required</u><u> </u><u>equation</u><u> </u><u>of</u><u> </u><u>a</u><u> </u><u>line</u><u>.</u>

6 0
3 years ago
Say a certain service industry has 78.9 thousand jobs in 2003, but expects to increase at an average annual rate of 2.65 thousan
Alex_Xolod [135]

Answer:

33%

Step-by-step explanation:

In 2003, there were 78.9 thousand jobs in the industry and it increases annually by 2.65 thousand jobs from 2003 to 2013.

Hence, from 2003 to 2013, i.e. 10 years the jobs have increased by (2.65×10) = 26.5 thousand.

Therefore, the percent increase in jobs in the industry from 2003 to 2013 is given by \frac{26.5*100}{78.9} = 33.6 % ≈ 33%. (Answer)

4 0
3 years ago
Al can wash a car in 60 minutes, and bill can wash a car in 30 minutes. cathy can wash a car in 20 minutes. how long, in minutes
choli [55]
B) 36

To figure this out you need to average the numbers. To average them you add them all up and divide by how many are there.
(60+30+20)/3
(90+20)/3
110/3
36
3 0
4 years ago
Loren solved the equation 10 = StartFraction 19 Over 9 EndFraction (149) + b for b as part of her work to find the equation of a
kherson [118]

Answer:

I believe it is D, but I'm not sure, I'm trying to help but correct me if I am wrong.

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
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