subject

Mathematics, 23.06.2019 12:30 amunnik04

Jane wants to buy a photocopier. the salesperson has the following information on three models. if all three are used, a specific job is completed in 50 minutes. if copier a operates for 20 minutes and copier b operates for 50 minutes, one-half of the job is completed. if copier b operates for 30 minutes and copier c operates for 80 minutes, three-fifths of the job is completed. which is the fastest copier, and how long does it take this copier to complete the entire job working alone?

ansver

Answers: 2

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 13:30

David bought a poster for an art project. the poster is 2.7 feet wide and 3.9 feet tall. what is the area of the poster?

Answers: 2

question

Mathematics, 21.06.2019 13:50

Is every rectangle is a parallelogram? true false

Answers: 2

question

Mathematics, 21.06.2019 19:40

Ascatter plot with a trend line is shown below. which equation best represents the given data? y = x + 2 y = x + 5 y = 2x + 5

Answers: 1

question

Mathematics, 21.06.2019 19:50

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

Answers: 2

You know the right answer?

Jane wants to buy a photocopier. the salesperson has the following information on three models. if a...

Questions

question

Computers and Technology, 06.07.2019 00:10

What are the two categories of problems that we can simply convert to parallel code?...

question

Computers and Technology, 06.07.2019 00:10

Professor zak allows students to drop the two lowest scores on the ten 100-point quizzes she gives during the semester. design an appliation that acce...

question

Mathematics, 06.07.2019 00:10

Find the distance between the points (0, –1) and (3, –3). a. 25 b. 5 c. √13 d. 13...

question

Spanish, 06.07.2019 00:10

Completa la frase con la forma correcta del verbo. fill in the blank with the correct form of the verb. you may copy and paste the accented and specia...

question

Mathematics, 06.07.2019 00:10

Astore manager can pay her employees at most $1,000 a day. it costs $100 each day to operate the store and $30 dollars a day for each employee. use th...

question

Mathematics, 06.07.2019 00:10

The midpoint of a segment is (−2,−3) and one endpoint is (3,0) . find the coordinates of the other endpoint. a. (8, 3) b. (-7, 3) ...

question

Mathematics, 06.07.2019 00:10

If f(x) = -x^2 + 6x - 1 and g(x) = 3x^2 - 4x - 1, find (f + g)(x). o a. (f+g)(x) = 2x2 + 2x - 2 b. (f+g)(x) = 4154x2 + 10x o c. (f+g...

question

English, 06.07.2019 00:10

Which best describes the claim of a compare-and-contrast essay? an umbrella statement that establishes the parts of the argument a statem...

question

World Languages, 06.07.2019 00:10

The of a noun refers to how the noun is used in the sentence....

question

Spanish, 06.07.2019 00:10

Completa la frase con la forma correcta del verbo en el subjuntivo o el indicativo. fill in the blank with the correct form of the verb in the subjunc...

question

Mathematics, 06.07.2019 00:10

Find the midpoint of the segment between the points (1,1) and (4,−16). a. (−5,15) b. (5,−15) c. (−3/2,17/2) d. (5/2,−15/2)...

question

Mathematics, 06.07.2019 00:10

To solve the equation below by completing the square, what is your first step? 3x^2+18x=21

question

Mathematics, 06.07.2019 00:10

(06.03 mc) the pretty pizza company wants to open a new pizza place on either the north side of town or the south side of town. they want to ope...

question

Mathematics, 06.07.2019 00:10

eileen has a greenhouse and is growing orchids. the table shows the average number of orchids that bloomed over a period of four months: month....

question

Mathematics, 06.07.2019 00:20

which expressions are equivalent to -7+3(-4e-3)? choose all answers that apply: (choice a)-4(3e+4)(choice b)12e(ch...

question

Mathematics, 06.07.2019 00:20

Español brian needs to memorize words on a vocabulary list for spanish class. he has memorized 24 of the words, which is three-fourths of...

question

Chemistry, 06.07.2019 00:20

Brainlies ! me : ) the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of...

question

Mathematics, 06.07.2019 00:20

Explain why a sample of 30 dentists from a large city taken to estimate the median income of all residents of that large city is not representative...

question

English, 06.07.2019 00:20

Read the excerpt from the crisis, number xiii, by thomas paine. “never, i say, had a country so many openings to happiness as this. her setting...

question

Business, 06.07.2019 00:20

$2500 is invested in an account at interest rate r, compounded continuously. find the time required for the amount to double. (approximate the result...

More questions: Mathematics Another questions

Questions on the website: 13722367