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ICSE-VIII-Mathematics

05: Playing with Number Class 8 Maths

with Solutions -
Qstn# A-4-i Prvs-QstnNext-Qstn
  • #4-i
    9 (ii) 5
    Ans : 9 (ii) 5
    Let ab = 94 and ba = 49
    ∴ a = 9 and b = 4
    (i) The quotient of 94 - 49 i.e. (ab - ba) when divided by 9 is (a - b) i.e. 9 - 4 = 5

    (ii) The quotient of 94 - 49 i.e. (ab - ba) when divide by 5 i.e.(a - b) is 9
  • #4-ii
    5
    Ans : 5
    Let ab = 94 and ba = 49
    ∴ a = 9 and b = 4
    (i) The quotient of 94 - 49 i.e. (ab - ba) when divided by 9 is (a - b) i.e. 9 - 4 = 5

    (ii) The quotient of 94 - 49 i.e. (ab - ba) when divide by 5 i.e.(a - b) is 9