20,000 Miles Under the Sea is Qiqi's favorite extra-cursory book. He has read 85 pages, which is 17/30 of the total pages of the book. How many pages are there in this book?

2024-09-25 17:14

1 answer

2024-09-25 19:16

This book had: 85/(17 × 30%) = 400 pages. Qiqi had already read 85 pages, which was 17% of the total number of pages. The remaining 400 pages accounted for 30%.

Xiao Ming is reading an extra-cursory book. This book has 150 pages. He has read three-fifths of the total pages. How many pages has he read and how many pages are left?

1 answer

2024-09-18 15:21

The total number of pages that Xiao Ming had read was 150. He had already read three-fifths of the total number of pages, which was 3/5 = 6%. Therefore, Xiao...

A book had a total of 170 pages. He had already read 90 pages. How many pages were left?

1 answer

2024-09-07 17:18

There were 170 pages in a book. He had already read 90 pages, so there were still 80 pages left.

Xiao Ming has a book with a total of 240 pages. He has already read two-fifths of the book. How many pages are left?]

1 answer

2024-09-18 15:27

Xiao Ming had a book with a total of 240 pages and had already read two-fifths of the entire book, so he had already read 240 × 2/5 = 96...

Naughty reads a book with a total of 170 pages. He has already read 90 pages. How many pages does he read on average every day?

1 answer

2024-09-10 12:42

Naughty had read 90% of the 170 pages of the book, which meant that Naughty had read 90/19=5267 pages. The average number of pages to read in the remaining four...

Li Hua read a 500-page extra-cursory book. On the first day, he read 15% of the total number of pages. On the second day, he read 30% of the total number of pages. 1 5 ...

1 answer

2024-09-25 16:51

Li Hua read a 500-page extra-cursory book. On the first day, he read 15% of the total number of pages. On the second day, he read 10% of the total...

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...

When Xiaoming read a book, he would read 3/8 of the book on the first day and 18 pages on the second day. At this point, the number of pages read accounted for 3/5 of the total number of pages. How many pages are there in this book

1 answer

2024-09-25 17:26

Xiao Ming read 3/8 of the book on the first day, which was 042675 or 42675% of the book. The next day, he read 18 pages, and the remaining pages...

A book has 196 pages. How many pages are there in 21 such books?

1 answer

2024-09-25 00:00

Twenty-one such books would have about 3270 pages. This is because the total number of pages in each book will vary according to different authors, different publishing houses, different typography...

A comic book had a total of 19 pages. He had already read seven pages. How many pages were left?

1 answer

2024-09-16 10:50

This comic book had a total of 19 pages. He had already read 7 pages, so there were 19 - 7 = 12 pages left.

There is a book with a total of 200 pages. How many times does the number 2 appear in these pages?

1 answer

2024-09-13 12:45

The frequency at which the number 2 appears on the page number of each book depends on the format and arrangement of the page number. In the common page format,...