Question

In a class test the sum of shefali marks in maths and English is 30. Had she got 2 marks more maths and 3 marks less in English. The product of their marks would have been 210. Find her marks in two subjects​

Answer 1

hello. mate ur solution

let the marks in eng be y and in hindi be x

so

x + y = 30 .........(i)

and (x + 2)(y-3) = 210

(30-y + 2)(y-3) = 210

-y^2 + 32y + 3y - 96

-[ y^2 - 35y + 96] = 210

y^2 - 35y +

______________________

the answer is 18 and 17

Answer 2

Answer: let the marks in math is equal to X then the marks in English will be 30 - x.

Case 1

Now the marks in math is equal to X + 2. Enter marks in English will be 27 - x.

According to question

X + 2 in second bracket 27 - x is equal to 2 10.

You can get answer by solving the above equation.

Step-by-step explanation: