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Xiao Hong read a book. On the first day, she read 25% of the total pages of the book. On the second day, she read two-fifths of the total pages of the book. There were still 35 nights left.

2024-09-18 15:25
Xiao Hong read a book. On the first day, she read 25% of the total number of pages in the book. On the second day, she read two-fifths of the total number of pages in the book. There were still 35 nights left. How many pages were there in the book?
1 answer
2024-09-18 19:31

On the first day, Xiao Hong read 25% of the total number of pages in the book, which was 1/4. The next day, Xiao Hong read half of the book's pages, which was 1/8. The remaining pages were 35% of the total number of pages in the book, which was 1/4 * 35% = 75%. Thus, the book had a total of 160 pages.

Xiao Hong read a book. On the first day, she read one-fifth of the total number of pages. On the second day, she read another 30 pages. There were still 42 pages left. How many pages were there in this book?

1 answer
2024-09-18 23:26

On the first day, Little Red had read one-fifth of the total number of pages, which was one-fifth of the page. The next day, he read another 30 pages, so the remaining pages were the total number of pages minus 30 pages: 42 - 30 = 2 pages Therefore, the total number of pages in this book was five.

Xiao Xiao was reading a book. On the first day, she had read three-eighths of the book. On the second day, she had read the remaining two-fifths. There were still 36 pages left. She asked if there were any pages in the book.

1 answer
2024-09-10 18:51

The book had a total of 36 pages. On the first day, he read three-eighths of the book, which was 36 pages/8 = 4 pages/day. The next day, he read the remaining two-fifths, which was 36 pages/(2 + 5) = 4 pages/day. Since there were 36 pages left, the book had a total of 36 pages + 4 pages/day = 36 pages + 8 pages/day = 44 pages. Therefore, this book had a total of 44 pages.

A book had a total of 95 pages. Xiao Hong read 13 pages a day. Could she finish it in a week?

1 answer
2024-09-14 20:22

No. He read 13 pages a day for a total of seven days a week. Therefore, Little Red needed 7 * 13 = 91 pages to complete the reading mission for a week. However, a book has a total of 95 pages, so Little Red needs to read 91 pages.

Xiao Hong read a book and read 15 pages a day. After four days, she still had three-fifths of the book left. How many pages was this book?

1 answer
2025-02-28 21:53

Let's say the book has $x$pages. Reading 15 pages a day, it would take Xiaohong $x$days to finish reading this book. The remaining pages were three-fifths of the book, which was $025x$. According to the question, it would take Xiaohong four days to finish reading this book. Therefore, we can write the equation: $$ x + 025x = 025 \times (x+4) $$ Solve this equation: $$ x = 30 $$ So this book has 30 pages.

Xiaoling read a novel. On the first day, she read 24 pages. On the second day, she read three-eighths of the total number of pages. There were still 36 pages left. How many pages does this book have?

1 answer
2024-09-08 17:26

Let the total number of pages in this book be x: - I read page 24 on the first day - The next day, I read three-eighths of the total number of pages, which is 24/8×3=13 pages. - 36 pages left Therefore, the book had a total of x+36 pages. Substituting x= total number of pages gives: x+36 = total pages Solve the equation: Total pages = 36 Therefore, the book had a total of 36 pages.

Xiao Lin read a book. On the first day, he read three-fifths of the total number of pages, and on the second day, he read 20%. How many pages is this book?

1 answer
2025-03-03 09:09

The information you provided is not detailed enough to determine the total number of pages in this book. Please provide more information so that I can answer your questions.

If you read 20% of the book on the first day, 25% of the total pages on the second day, and there are 110 pages left, how many pages are there in the book? stated

1 answer
2024-09-12 09:07

Let the total number of pages in this book be x pages. Reading 20% of the book on the first day meant reading 20% * x pages, which was 02x pages. The next day, he read 25% of the total number of pages, which meant that he read 25% * x pages, which was 025x pages. There were 110 pages left. According to the above calculation, the equation can be listed: 02x + 025x + 110 = x Solve this equation: 3x = 110 x = 33 Therefore, the total number of pages in this book was 33.

Xiao Lin read a book. On the first day, he read three-fifths of the total number of pages. On the second day, he read 20%, leaving 20 pages. How many pages is this book?

1 answer
2025-03-11 15:44

Let the total number of pages in this book be x pages: - I read 3/5x pages on the first day. -20% read the next day =02x pages. According to the meaning of the question, the remaining pages were x-(3/5x+02x)=20 pages. Substituting x=50 pages gives: - I read 3/5 x 50 pages =30 pages on the first day. - The next day, I read 02 x 50 pages =10 pages. Therefore, the book had a total of 50 pages.

Xiao Lin read a book. On the first day, he read three-fifths of the total number of pages. On the second day, he read 20%, leaving 20 pages. How many pages is this book?

1 answer
2025-03-07 11:59

The total number of pages in this book is x. On the first day, I read three-fifths of the total number of pages, which is 3/5x pages on the first day. Reading 20% the next day meant reading 20% x 3/5 x = 2/5 x pages. Because he read 2/5x pages the next day, the remaining pages were 1 - 2/5x = 3/5x pages. Because Kobayashi read 3/5x pages, the total number of pages Kobayashi read was 3/5x + 2/5x = 5/5x pages. And because there were still 20 pages left in Kobayashi's book, 20 = 3/5x + 2/5x solved the equation to get x = 120. So this book has 120 pages.

Xiao Hong read a novel. On the first day, she read 9 pages more than 1/12 of the total number of pages. On the second day, she read 7 pages less than 1/8 of the total number of pages, leaving 93 pages.

1 answer
2025-03-11 14:15

The total number of pages Little Red read on the first day was (12+9)/(12×1+9)= 13 pages. The total number of pages Xiao Hong read the next day was (13-7)/(8×1+7)= 9 pages. The number of pages Little Red read the next day was 7 pages less than the first day, and the remaining pages were 9 pages more than the first day. Therefore, the total number of pages she read the next day was 9/7 times that of the first day, which meant that she read 18 pages the next day. According to the total number of pages read on the first day and the total number of pages read on the second day, the total number of pages of the novel could be calculated as:13+9+18=40 pages. Therefore, the novel that Little Red was reading was the 40-Page Fictions.

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