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Home Aptitude Simplification Comments

  • Question
  • What is the value of ?2 Sec 45 - Tan 30?


  • Options
  • A. (2?3 - 1)/3
  • B. (?3 - 1)/?3
  • C. (2?3 - 1)/?3
  • D. (?3 - 1)/3

  • Correct Answer
  • (2?3 - 1)/?3 

  • Tags: Bank Exams

    Simplification problems


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    • 1. Slope of the line AB is -4/3. Co-ordinates of points A and B are (x, -5) and (-5, 3) respectively. What is the value of x?

    • Options
    • A. -1
    • B. 2
    • C. -2
    • D. 1
    • Discuss
    • 2. What are the co-ordinates of the centroid of a triangle, whose vertices are A(1, -5), B(4, 0) and C(-2, 2)?

    • Options
    • A. (1 , -1)
    • B. (-1 , 1)
    • C. (2 , -2)
    • D. (-2 , 2)
    • Discuss
    • 3. What is the reflection of the point (5, 2) in the line x = -3?

    • Options
    • A. (-11 ,2)
    • B. (-11 ,-2)
    • C. (11 ,-2)
    • D. (11 ,2)
    • Discuss
    • 4. What is the sum of the first 12 terms of an arithmetic progression if the 3rd term is -13 and the 6th term is -4?

    • Options
    • A. 67
    • B. 45
    • C. -30
    • D. -48
    • Discuss
    • 5. If a3 + b3 = 19 and ab = -6 , then what is the value of a + b?

    • Options
    • A. 5
    • B. 7
    • C. 1
    • D. -5
    • Discuss
    • 6. ?ABC is right angled at B. If m ?A = 60°, then what is the value of 1/?3 Cosec C?

    • Options
    • A. 2/?3
    • B. 2/3
    • C. ?2/?3
    • D. ?2/3
    • Discuss
    • 7. Two labourers A and B are paid a total of Rs. 1120 per day. If A is paid 180 percent of what is paid to B, how much (in Rs) is B paid?

    • Options
    • A. 400
    • B. 720
    • C. 500
    • D. 620
    • Discuss
    • 8. If 5x/2 - [7(6x - 3/2)]/4 = 5/8, then what is the value of x?

    • Options
    • A. 1/4
    • B. -1/4
    • C. 4
    • D. -4
    • Discuss
    • 9. If a3- b3= 91 and a - b = 1, then what is the value of ab?

    • Options
    • A. 27
    • B. 6
    • C. 9
    • D. 30
    • Discuss
    • 10. What is the value of ?2 Sec 45° + (1/?3)Tan 30°?

    • Options
    • A. (1 + ?3)/2
    • B. (1 + 3?2)/?3
    • C. 7/3
    • D. (3 + 2?2)/3?2
    • Discuss


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