Students 2878

Until VII. B class girls and 15 boys. All the girls and 13 boys went on a trip. It was a total of 92% of the students in the class. How many girls go to VII? B?

Correct answer:

x =  10

Step-by-step explanation:


x+13 = 0.92(x+15)

x+13 = 0.92·(x+15)

0.08x = 0.8


x = 0.8/0.08 = 10

x = 10

Our simple equation calculator calculates it.



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