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  • Question

  • If ax - 4y = -6 has a slope of -3/2. What is the value of a?


  • Options
  • A. 6
  • B. 3
  • C. -6
  • D. -3

  • Correct Answer
  • -6 

    • Tags: Bank Exams

    Volume and Surface Area problems

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    • 1. The co-ordinates of the centroid of a triangle ABC are (2 , 2). What are the co-ordinates of vertex C if co-ordinates of A and B are (7 , -1) and (1 , 2) respectively?

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

    • Options
    • A. (-1 , 1)
    • B. (-3 , -5)
    • C. (1 , 1)
    • D. (-3 , 5)
      • Discuss
    • 3. ABC is a right angled triangle with angle A = 90 deg. Then the value of cos2A+cos2B+cos2C is

    • Options
    • A. 2
    • B. 1
    • C. 0
    • D. 3
      • Discuss
    • 4. D and E are points on side AB and AC of ?ABC. DE is parallel to BC. If AD:DB = 2:5 and area of ?ADE is 8 sq cm, what is the ratio of area of ?ADE: area of quadrilateral BDEC?

    • Options
    • A. (4:45)
    • B. (45:4)
    • C. (8:45)
    • D. (45:8)
      • Discuss
    • 5. In triangle ABC, BAC = 90 deg and AD is perpendicular to BC. If AD = 6cm and BD = 4cm, then the length of BC is

    • Options
    • A. 10 cm
    • B. 12 cm
    • C. 13 cm
    • D. 15 cm
      • Discuss
    • 6. D and E are points on side AB and AC of ?ABC. DE is parallel to BC. If AD:DB = 1:2 and area of ?ABC is 45 sq cm, what is the area (in sq cm) of quadrilateral BDEC?

    • Options
    • A. 20
    • B. 40
    • C. 15
    • D. 30
      • Discuss
    • 7. ? XYZ is right angled at Y. If m?Z = 30°. What is the length of YZ (in cm), if ZX = 9 cm?

    • Options
    • A. 6?3
    • B. 9?3/2
    • C. 3?3
    • D. 18
      • Discuss
    • 8. Triangle ?XYZ is similar to ?PQR. If XY:PQ=5:1. If Area of ?PQR is 5 sq cm, what is the area (in sq cm) of ?XYZ?

    • Options
    • A. 125
    • B. 120
    • C. 100
    • D. 64
      • Discuss
    • 9. If the length of a chord of a circle is equal to that of the radius of the circle, then the angle subtended, in radians, at the centre of the circle by chord is

    • Options
    • A. 1
    • B. ?/2
    • C. ?/3
    • D. ?/4
      • Discuss
    • 10. In ?ABC, ?B is right angle, D is the mid point of the side AC. If AB = 6 cm, BC = 8cm, then the length of BD is

    • Options
    • A. 4 cm
    • B. 5 cm
    • C. 8 cm
    • D. 12 cm
      • Discuss

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