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CBSE

Subject

Mathematical Operations And Symbol Notations

Multiple Choice Questions

1.  

If 5 # 9 @ 7 = 52 and 3 @ 9 # 2 = – 89, then 7 # 6 @ 9 = ?



    2.  

    If 'L' stands for '+', 'M' stands for '-', 'N' stands for 'x', P stands for '÷' then:

    14 N 10 L 42 P 2 M 8 = ?



      3.  

      If 84+96=4842,
      then 36+78= ?



        4.  

        If 27 (15) 33 and 41 (13) 53, then what is the value of 'A' in 26 (A) 35?



          5.  

          If 324 ⊕ 289 = 35, 441 ⊕ 484 = 43, then 625 ⊕ 400 = ?



            6.  

            If 5 * 3 = 19 and 8 * 5 = 49, then what should 6 * 4 be?



              7.  

              If A denotes '+', B denotes '-', C denotes 'x' and D denotes '÷', then which of the following statement is true?



                8.  

                If 3 # 6 * 9 = 45 and 9 # 8 * 7 = 105, then what is the value of 5 * 6 # 3 = ?



                  9.  

                  If "–" means "added to", "+" means "divided by", "÷" means "multiplied by", "x" means "subtracted from", then
                  13 + 12 x 9 ÷ 3 – 6 = ?



                    10.  

                    If 12 (20) 16 and 21 (35) 28, then what is value of A in 48 (80) A ?



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