Question

A got 20 out of 50 in history,30 out of 60 in english and x out of 40 in chemistry.What should be the value of x such that tge average of the percentages on various subjects is 60percentage

Answer 1

Step-by-step explanation:

I hope u like the answer

Answer 2

Answer:

(20+30+×/50+60+40)×100=60%

(50+x/150)×100=50+x×2/3= 100+2x/3=60%

100+2x=60×3=180

180-100=2x

80=2x

x=40

therefore x would be 40 marks

and A got 40 out of 40 so that he gets 6% in total

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the above answer is wrong

see the last and second last line

it is writen 90-50=30 but in actual 90-50=40

so my answer is correct