Question

Below is the table showing mark secured in mathematics by student of class |X what is


Marks secured 0-20÷0,20-30÷1,30-40÷9,40-50÷10,50-60÷10,60-70÷8,70-80÷5,80-90÷3,90-100÷2
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Answer 1

Answer:

17+488/3866-48⁵68_5878÷477=189