3rd Class Mathematics Fun with Numbers-973 Question Bank Fun with Numbers

  • question_answer

    Directions: Consider the following scenario answer the question 26-30:     In a family, there are 6 people i.e. grandfather, grandmother, father, mother, a boy and a girl, he age of the boy is 2 years. The girl is 3 years older than boy. Father's age is seven times the age of girl. Mother is three years younger than father. Grandfather's age is thirty times the age of boy and grandmother is eleven times the age of girl.

    The difference between age of grandfather and grandmother is ____.

    A) 05           

    B) 10            

    C) 15                   

    D)          None of these

    Correct Answer: A

    Solution :

        Age of girl =3 years more than boy (2) = 3 + 2 = 5 years. Grandmother?s age = 11 times girl's age = 11 x 5 = 55 years. Grandfather's age - Grandmother's age = 60 ? 55 = 5 years.                       


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