logo

CuriousTab

CuriousTab

Discussion


Home Aptitude Simplification Comments

  • Question
  • Reflection of the point (2,7) in the yaxis is


  • Options
  • A. (2,7)
  • B. (-2,-7)
  • C. (-7,2)
  • D. (7,2)

  • Correct Answer
  • (­-2,-­7) 

  • Tags: AIEEE, Bank Exams, CAT

    Simplification problems


    Search Results


    • 1. The two roots of a quadratic equation are given as x = 1/7 and x = -1/8 . The equation can be written as:

    • Options
    • A. (7x ? 1)(8x ? 1) = 0
    • B. (7x ? 1)(8x + 1) = 0
    • C. (7x + 1)(8x ? 1) = 0
    • D. (7x + 1)(8x + 1) = 0
    • Discuss
    • 2. The zeros of the cubic polynomial 2x3-x2-2x+1 are a, b and c respectively. Find a+b+c :

    • Options
    • A. -1
    • B. 2
    • C. 1
    • D. none
    • Discuss
    • 3. Solve the following equation to find x: (x ? 2)2 ? 36 = 0 : x?N

    • Options
    • A. 4
    • B. 8
    • C. -4
    • D. -8
    • Discuss
    • 4. What is the value of (sin60° + 2/?3) ?

    • Options
    • A. (2?3+1)/?3
    • B. 7/2?3
    • C. 3
    • D. 2+?3
    • Discuss
    • 5. What is the y ? intercept of the linear equation 59x + 14y ? 112 = 0?

    • Options
    • A. 8
    • B. 14
    • C. 28
    • D. 59
    • Discuss
    • 6. 6.651 - (148.6 - x ) - 57.22 = 6.098. Find x.

    • Options
    • A. 205.267
    • B. 90.827
    • C. -91.933
    • D. 218.569
    • Discuss
    • 7. If one more cobbler is hired the output of a shoe making unit will increase from 50 pairs of shoes to 55 pairs per day, but then the shoe making unit will have to reduce the price of a pair of shoes from Rs 3200 to Rs 3000 per pair to sell the additional output, the marginal revenue product of the last cobbler is

    • Options
    • A. Rs 1000
    • B. Rs 5000
    • C. Rs 4000
    • D. Rs 200
    • Discuss
    • 8. Coefficient of x in (x + 9)(8 - 5x) is

    • Options
    • A. 37
    • B. -53
    • C. -37
    • D. 53
    • Discuss
    • 9. If x - y = -9 and xy = -20, then find x2 + y2 ?

    • Options
    • A. 61
    • B. 41
    • C. 81
    • D. 51
    • Discuss
    • 10. If 4x - 5(2x - 1) > 2x + 3 > 2 - 3x; then x can take which of the following values?

    • Options
    • A. 1
    • B. 0
    • C. 2
    • D. 3
    • Discuss


    Comments

    There are no comments.

Enter a new Comment