Question

in quiz competition Ravi give answer of 20% of the questions he failed to give answer of 6 questions find the total number of questions asked in the quiz competition

Answer 1

Dear Student,

Please find below the solution to the asked query:

Given : In a quiz competition ,Ravi gave answers of 70% of the questions.he failed to give answers of six questions .

Let , The total number of questions asked in the quiz competition =  x 

Then ,

x - 70 % of x  = 6 

⇒x − 70 x100 = 6⇒x − 7 x10 = 6⇒10 x − 7 x10 = 6⇒3 x10 = 6⇒x = 6 ×103⇒x = 2 × 10⇒x = 20

Therefore,

The total number of questions asked in the quiz competition = 20                                               ( Ans )


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Answer 2

He failed to give answers 6 questions is therefore 20% of the total.
Let Total number of question = x
6/80% = x/100%
80 = 600
x = 7.5