Question

Entranc
In an examination Karan got 10 marks
more than Bhavna. Isha got 5 marks less
than Bhavna. If Trio get a total of 170,
then what is the marks obtained by Isha?
(1) 65 (2) 55 (3) 50 (4) 45

with process please...
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Answer 1

suppose bhavna got x Marks

so Karan got 10+x marks

and, Isha got x-5

(x)+(10+x)+(x-5)=170

x+10+x+x-5 =170

3x+ 5 =170

3x= 170-5

x=165/3

x=55

Isha got x-5

so. 55-5

=50