Question

in a science test of 10questions carrying equal marks,Manisha secured 80%marks.how many questions did she answer correctly?​

Answer 1

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Question :

in a science test of 10questions carrying equal marks,Manisha secured 80%marks.how many questions did she answer correctly?

To find :

How many questions didi she answer correctly

Answer :

Let the questions answer be x

so the equation will be

$\large\frac{80}{100} = \frac{x}{10} \\ \\ cross \: \: multiplication \\ \to800 = 100x \\ \frac{800}{100} = x \\ 8 = x \\ \huge \red{ \therefore \: x = 8}$

therefore she answered 8 questions out of 10

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