the weight of 56 books is 8 kg . what is the weight of 154 such books ? how many such books weight 5 kg ( using proportion method )
Share
the weight of 56 books is 8 kg . what is the weight of 154 such books ? how many such books weight 5 kg ( using proportion method )
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Explanation: If a set of 56 books weighs 8000 grams, you can get average weight of a book, which is 800056=142.86 grams. Now you can compute weights of 152 books =152⋅142.86=21715 grams or approximately 21.7 kg. If you want to buy 5 kg book, you need to get 5000142.85=35 books.
HOPE YOU LIKE IT