There are 1200 science and technology books in the school library, 15 more than storybooks. How many storybooks are there in the library?

2025-03-06 11:41

There were 1200 science books in the school library, 15 more than the storybooks. How many storybooks were there in the library?

1 answer

Anonymous

2025-03-06 16:04

There were 1200 science books in the school library, 15% more than storybooks. The storybooks in the library were: 1200 books/(1+15%) = 933 books Therefore, there were 933 storybooks in the library.

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There are 1400 storybooks in the school library, 50 more than three times the number of science and technology books. How many science and technology books are there in the school library?

1 answer

2025-03-06 10:09

The school library had 1400 storybooks, which was three times more than the science books. Number of science books = 1400 - 3 x (number of storybooks) - 50 By adding the data in the question into the calculation, it was obtained: Number of science books = 1400 - 3 x 1400 - 50 = 1100 Therefore, there were 1100 science books in the school library.

There are 2700 new storybooks and art books in the school library. 4/5 of the storybooks are equal to the number of art books. How many storybooks and art books are there?

1 answer

2025-03-06 11:41

Assuming that there are x books and y books in the story book, there are the following equations: x + y = 2700 (Total) x = 4/5y (4/5 of the story book is equal to the number of literary books) Substituting the x in the first equation into the second equation gives: 4/5y = y The solution is y = 2000 Substituting y = 2000 into the first equation gives: x + 2000 = 2700 The solution is x = 1700 Therefore, there were 1700 storybooks and 2000 literature books.

The library has a total of 1800 storybooks and comic books. The ratio of storybooks to comic books is 5:7. I borrowed some comic books and storybooks in the morning.

1 answer

2025-03-04 12:00

The library has a total of 1800 storybooks and comic books. The ratio of storybooks to comic books is 5:7. In the morning, I borrowed some comic books. The number of storybooks decreased to 3/8, and the number of comic books increased to 5/8.

There were 1800 literature and art books in the school library, which was 90 books more than three-quarters of the science and technology books. How many books were there in the school library?

1 answer

2025-03-07 18:39

If the number of science and technology books is x, then the number of literature and art books is 1800-x. According to the topic conditions, the number of literature books is 90 more than the number of science and technology books. 1800 - x = 3/4 x + 90 To simplify it: 3/4 x + 90 = 1800 3/4 x = 1710 x = 565 Therefore, the number of science and technology books was 565, and the number of literature and art books was 1800-565=1235. How many books of these two categories are there in the school library? 1235 + 565 = 1800 books.

There were 205 literature and art books in the school library, which was one-sixth less than the number of science and technology books. How many science books were there in the school library?

1 answer

2025-03-01 09:53

There were 205 literature and art books in the school library, which was one-sixth less than the number of science and technology books. Then the number of science books could be expressed as: Number of science and technology books = number of literature and art books + number of science and technology books × 1/6 The number of literature books given in the question was 205, and the number of science and technology books was shown: Number of literature books = 205 Number of science and technology books = number of literature and art books + number of science and technology books × 1/6 = 205 + 205 × 1/6 = 205 + 5 = 210 Therefore, the school library had 210 science and technology books.

The school had 573 storybooks, and there were as many of the two types of books as there were storybooks. How many novels were there?

1 answer

2025-03-16 13:47

Assuming that the number of story books and novel books are both 573, then there are two kinds of books with the same number of books as story books, which can be expressed as: Number of storybooks = number of novels + 1 Therefore, the number of novels was 573 + 1 = 574. Therefore, the school had 573 storybooks and 574 novels.

What can be expected during the reading time at Southbay Library for storybooks?

1 answer

2024-12-07 10:12

During the reading time at Southbay Library for stories, you can anticipate a range of things. Firstly, there would be a calm and inviting atmosphere. There may be librarians available to help you find the right storybook. You could also meet other readers and perhaps even have a little discussion about the stories you love. Additionally, the library may organize special reading events during this time, like story - telling sessions for kids or book clubs for adults who enjoy stories.

How to borrow a science and technology library novel?

1 answer

2024-11-26 02:16

To borrow a science and technology library novel, start by visiting your library's website if they have one. Search for the science and technology section and look for the novel you're interested in. Make sure you have a valid library membership. If the novel is available, you can reserve it or directly go to the library to pick it up. Some libraries also have self - service kiosks where you can check out the book easily with your library card.

The school library bought 1500 literature and science books, of which 36 literature and art books were twice as many as science and technology books. How many literature and art books were there?

1 answer

2025-03-09 06:31

If the number of art books is x, then the number of science books is 1500-x. According to the question conditions: x = 2(1500 - x) - 36 To simplify the above formula: 3x = 3000 - 2x 2x = 3000 x = 1500 Therefore, the number of literature and art books was 1500.

What are the science fiction storybooks?

1 answer

2024-09-22 19:56

There are many sci-fi storybooks. Here are some of the classics: 1 Galactic Empire Series-Isaac Asimov 2001: A Space Oddsey by Arthur C Clarke 3 Star Trek Series-George Lucas 4 Star Wars series-George Lucas Galactic Empire Series (Isaac Asimov) The Three-Body Problem Series The Wandering Earth Series 8 The Mars Rescue (The Mars Era) by Ridley Scott 9 The Matrix·Gibbson (Viz) Blade Runner by Philip K Dick These sci-fi novels were classics with far-reaching influence. They not only depicted the future of science and technology and the development prospects of mankind, but also explored profound topics such as human nature, morality, philosophy, and so on.