There were some chairs and tables in the factory.After 40 chairs were sold,the ratio of the number of chairs to the number of tables was 2:3.When 45 tables were sold, the ratio of the remaining chairs to the remaining tables became 8:3.how many chairs were there at first?
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ReplyDeleteThere were some chairs and tables in the factory.After 40 chairs were sold,the ratio of the number of chairs to the number of tables was 2:3.When 45 tables were sold, the ratio of the remaining chairs to the remaining tables became 8:3.how many chairs were there at first?