सरल गणित |Dr.k.c.sinha|Math solution|Class-10|Ex-4.2|Q.no-(1-to-8)‪@wisdompoint1970‬

सरल गणित |Dr.k.c.sinha|Math solution|Class-10|Ex-4.2|Q.no-(1-to-8)‪@wisdompoint1970‬

सरल गणित |Dr.k.c.sinha|Math solution|Class-10|Chapter -4|Ex-4.2|Q.no.-(1-to-8)|‪@wisdompoint1970‬