subject

Mathematics, 17.08.2021 23:40 Brucechavez3334

Se compran 30 libros a S/ 720, si se pierden 10 libros, ¿a cuánto debo vender cada uno de los restantes para ganar un total de S/180?

ansver

Answers: 2

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 13:30

Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?

Answers: 3

question

Mathematics, 21.06.2019 17:50

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Answers: 2

question

Mathematics, 21.06.2019 22:00

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.

Answers: 1

question

Mathematics, 22.06.2019 00:00

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your

Answers: 1

You know the right answer?

Se compran 30 libros a S/ 720, si se pierden 10 libros, ¿a cuánto debo vender cada uno de los restan...

Questions

question

SAT, 18.10.2021 19:20

Which of the following cannot be considered as a criterion in evaluating sources?...

question

Mathematics, 18.10.2021 19:20

Is 3.333333 rational?...

question

SAT, 18.10.2021 19:20

marco can build a lap top twice as fast as cliff. working together, it takes them 5 hours. how long would it have taken marco working alone?...

question

Chemistry, 18.10.2021 19:20

Atoms are the building blocks of elements, molecules, compounds, and mixtures. true or false?...

question

History, 18.10.2021 19:20

25. The practice of judicial review was first established by which of the following actions? A-the constitution gives life terms to Supr...

question

English, 18.10.2021 19:20

15. In the address at the top of a business letter, a. put a comma before the zip code. b. put a comma between the street and the apartment nu...

question

Chemistry, 18.10.2021 19:20

Scientists are a long way from developing the technology needed to use nuclear fusion to produce electricity....

question

Mathematics, 18.10.2021 19:20

Anthony surveys a group of students at his school about whether they play a sport. This table shows the results broken down by gender. Play a...

question

Mathematics, 18.10.2021 19:20

Parin digs a hole at a rate of 5/6 feet every 15 minutes. After digging for 45 minutes, Parin places a bush in the hole that fills exactly 3/4 feet of...

question

Mathematics, 18.10.2021 19:20

Help Encuentra la profundidad de una piscina cuyo ancho es de 5.25m, la piscina tiene un trampolín que se encuentra a 2.15m de distancia de la orill...

question

Mathematics, 18.10.2021 19:20

If $725x + 727y = 1500$ and $729x+ 731y = 1508$, what is the value of $x - y$ ?...

question

SAT, 18.10.2021 19:20

if the cell membrane of an animal cell is damaged due to a bacterial infection, what function is most immediately affected by the damage?...

question

English, 18.10.2021 19:20

How does the setting of the passage from flowers in the sky influence Nina’s decision described in paragraph 5...

question

Mathematics, 18.10.2021 19:20

Find the y=mx+b equation using (3,25)...

question

English, 18.10.2021 19:20

English help plz ...

question

Chemistry, 18.10.2021 19:20

Vrite the formula equation and net ionic equation for each reaction. H3PO4(aq) + NaOH(aq)...

question

Mathematics, 18.10.2021 19:20

Mrs. Mouse sells houses. She gets a 3% commission on all sales. How much commission would she earn on a house selling for $119,000...

question

English, 18.10.2021 19:20

Free poi nts help if u can too :( free poi nts help if u can too :( free po ints help if u can too :(

question

SAT, 18.10.2021 19:20

What tissue connects muscles to bones? A. ligaments B. tendons C. cartilage D. smooth muscle Please select the best answer from the choices provided....

question

Mathematics, 18.10.2021 19:20

Find the length of the curve correct to four decimal places. (Use a calculator or computer to approximate the integral.) r(t) = cos(t), 2t, sin(2t)...

More questions: Mathematics Another questions