Question

there are 80 books on a book shelf. 28 of them are English books, 32 of them are mathematics books and the rest of them are science books. find the percentage of a) English books. b) mathematics book and c) science book on the bookshelf​

Answer 1

Step-by-step explanation:

Total=80 books

English books=28

Math books =32... therefore the number of science books 80–(28+32) books

i.e 20 science books now..

a) percentage of English books 28/80×100% = 35%

b) percentage of math books 32/80×100% = 40%

c) percentage of science book 20/80×100%= 35%....

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Answer 2

Answer:

a) english books = 28/80*100=35%

b)maths books=32/80*100=40%

c) science books=80-60=20

                            science books=20 books

                        =20/80*100=25%