Xiao Peng reads a book with 298 pages, and he reads 24 pages a day. He is expected to start reading on August 20th and start school on September 1st. Can he finish reading before school starts? detailed
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Xiao Ming reads a novel, if he reads 35 pages a day,
If Xiao Ming reads 35 pages a day, then his reading speed is very fast. According to some studies, the average human can read about 200-300 pages a day, and some professional readers may read more. If Xiao Ming's reading speed could reach this level, he might gain more understanding and experience in the novel.
Xiao Xin reads a book, reads 12 pages a day, and after 5 days, there is still 40% of the book left. How many pages is this book?
Assuming the book has a total of $x$pages: - How many days did Xiao Xin read the $12$page every day? - Xiao Xin has read $5$for days and has $40 $left. This means that there are still $(40/100)/times 12$pages left. - This book has a total of $x$pages, so there are: $$ 12\times 5 + (40/100)\times 12 = x $$ Solve the equation: $$ x = 80 $$ So the book had a total of $80$pages.
Xiao Ming reads a book, if you read 35 pages a day
According to the information provided, if Xiaoming read 35 pages a day, he would need eight days to finish reading. The book had a total of 315 pages, so he needed to read 39 pages a day to finish it by date. On the last day, he needed to read 42 pages to finish reading.
Xiao Ming reads a book, if you read 35 pages a day
According to the information provided, if Xiaoming read 35 pages a day, he would need eight days to finish reading. The book had a total of 315 pages, so he needed to read 39 pages a day to finish it by date. On the last day, he needed to read 42 pages to finish reading.
The number of pages that Xiaoming reads on the first day is 20% of the whole book. The next day, he reads 20% of the remaining pages. The number of pages that he reads on the second day accounts for 100% of the total pages of the whole book.
The number of pages that Xiaoming reads on the first day is 20% of the whole book. The number of pages that he reads on the second day is 20% of the remaining pages. The percentage of the number of pages that he reads on the second day can be calculated as follows: The number of pages that Xiaoming read on the first day was 20% of the entire book. In other words, the total number of pages that Xiaoming read was: Total pages = 20% × pages of the book = 02 × pages of the book The number of pages that Xiao Ming read the next day was 20% of the remaining pages. In other words, the total number of pages that Xiao Ming read was: Total pages = 20% x Remaining pages = 02 x Remaining pages Then, the percentage of the number of pages that Xiao Ming read the next day in the total number of pages in the book can be calculated as: The number of pages Xiao Ming read the next day divided by the total number of pages in the book × 100% = 02 divided by 08 × 100%= 25% Therefore, the number of pages that Xiao Ming read the next day accounted for about 25% of the total number of pages in the entire book.
Xiao Ming reads a book. He reads 1/13 of the book every day. After 4 days, there are 90 pages left. How many pages are there in this book?
Assuming that the book has $x$pages, the number of pages that Xiaoming reads on the fourth day is $x$multiplied by $1/13$. Because Xiao Ming had read for 4 days, the number of pages he read plus the remaining pages equals the total number of pages: $$ x + (x \times 1/13) + 90 = x $$ To simplify it: $$ x \times 12 - x \times 1/13 + 90 = 0 $$ Solve this equation: $$ x = 130 $$ Therefore, the book had a total of 130 pages.
Xiao Ming reads a book, reads 15 pages a day, and after 4 days, there are still 3/5 of the book left unread. How many pages is this book?
Assuming that this book has $n$pages, Xiaoming reads $x$pages every day: $$ 4\times 15 = 3/5 \times n $$ The solution is $n = 50$. So this book has 50 pages.
Xiao Ming reads a book. If he reads 15 pages a day, he will finish it in 24 days. If he reads 20 pages a day, how many days will he finish it?
If Xiao Ming reads 15 pages a day, the total number of pages he needs is: 15 pages/day x 24 days = 360 pages Therefore, Xiao Ming needed to read 360 pages to finish it in 24 days. The number of days required to read 20 pages a day is: 20 pages/day x days = 20 days Therefore, Xiao Ming needed to read for 20 days to finish the book.
Xiao Gang reads a story book every day and reads 56 pages. After reading for four days, there are still 3/11 pages left. How many pages is this book?
Let's say the book has $x$pages. Xiao Gang reads $56$pages a day, so the number of pages needed to finish the book in four days is $56/times 4 = 216$pages. The remaining pages are $3/11$of the book, which means that the remaining pages are $216/div3/11 = 80$pages. Because Xiao Gang still needed to read for four days, the total number of pages he needed to read was $80 + 4 = 84$pages. Therefore, the book has a total of $x = 84$pages.
Xiao Ming reads a book, reads 16 pages a day, and after 5 days, there are still 3/5 of the book left unread. How many pages does this book have?
Assuming the book has $x$pages: - Xiao Ming read $5$days and read $16$pages every day, so he read $5/times 16 = 80$pages. - The remaining pages are 3/5 of the book's worth, so there are: $$ x - 5 \times 16 = 3/5 \times x $$ The above formula was simplified to: $$ x = 320 $$ So this book is $320$pages.