Anjana could not solve 1/6th of the problem in an examination. 1/5th of the problem solved by her were wrong. If there were 30 questions, how many problems did she answer correctly?

Total number of questions = 30Number of questions that were not solved by Anjana = 16 of 30 = 16×30 = 5Number of questions that were answered incorrectly = 15 of 30 = 15×30 = 6Numer of questions that were answered correctly = 30 - 5+6 = 30 - 11 = 19

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Hhaghwwv
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sorry
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NOOO 
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20
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useless question
 
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20
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any one can help me
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