After reading 7/9 of a book , 40 pages are left .How many pages are there in the book
2 answers:
Answer: 180 pages
Step-by-step explanation:
Let the equation be
x - 7/9x = 40
9x - 7x = 360
x = 360 / 2 = 180
The book has total 180 pages
Means he has read (180 - 40) = 140 pages
Answer:
180 pages
Step-by-step explanation:
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