Railways Sample Paper RRB (Group D) Sample Test Paper-5

  • question_answer
    Let a\[=\sqrt{6}-\,\sqrt{5},\,\,b=\sqrt{5}-\,2,\,\,c=2-\,\sqrt{3.}\]
    Then point out the correct alternative among the four alternatives given below.

    A)  a < b < c        

    B)  b<a<e

    C)  a < e < b        

    D)  b<e<a;

    Correct Answer: A

    Solution :

    [a] \[\sqrt{6}=2.44,\,\,\sqrt{5}=2.23,\,\,\sqrt{3}=1.73\] \[a=\sqrt{6}-\,\sqrt{5}=0.21\] \[b=\sqrt{5}-\,2=0.23\] \[c=2-\,\sqrt{3}=0.27\]


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