Forum Replies Created

  • Aditya

    Member
    June 23, 2023 at 3:02 pm in reply to: Factorization of algebraic expression

    Both the parts can be solved by middle term splitting method.

    (1) m^2 – 23m + 120 = 0

    m^2 – 15m -8m +120 = 0

    m(m – 15) – 8(m – 15) = 0

    (m-15)*(m-8) = 0 -> Answer

    (2) 3m^2 + 14m + 15 = 0

    3m^2 + 9m + 5m + 15 = 0

    3m(m + 3) + 5(m + 3) = 0

    (3m + 5)*(m + 3) = 0 -> Answer

  • Aditya

    Member
    June 23, 2023 at 2:53 pm in reply to: Fraction

    Answer : Equal fraction of students passed first class.

    Solution :

    Fraction of students passing first class for class A = 20 / 25 = (4 / 5)

    Fraction of students passing first class for class B = 24 / 30 = (4 / 5)

    Since both fractions are equal, equal fraction of students passed first class

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