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  • Question

  • The crosssection of a canal is in the shape of an isosceles trapezium which is 3 m wide at the bottom and 5 m wide at the top. If the depth of the canal is 2 m and it is 110 m long, what is the maximum capacity of this canal? (Take ? = 22/7)


  • Options
  • A. 1760 cubic metres
  • B. 1650 cubic metres
  • C. 1056 cubic metres
  • D. 880 cubic metres

  • Correct Answer
  • 880 cubic metres 

    • Area problems

    Search Results

    • 1. What is the measure of the central angle of the sector whose area is 462 sq cm and radius of the circle is 21 cm?

    • Options
    • A. 90°
    • B. 60°
    • C. 30°
    • D. 120°
      • Discuss
    • 2. The areas of a circle and square are equal. What is the square of the ratio of length of diameter to the length of diagonal?

    • Options
    • A. 11/7
    • B. 7/9
    • C. 7/11
    • D. 9/7
      • Discuss
    • 3. A missile travels at 1278 km/h. How many metres does it travel in one second?

    • Options
    • A. 355 metres
    • B. 358 metres
    • C. 345 metres
    • D. 313 metres
      • Discuss
    • 4. A cone of radius 3.5 cm and height 27 cm is completely filled with water. This water is emptied into an empty cylindrical vessel of radius 2.1 cm. What will be the height of water in this vessel? (Take ? = 22/7)

    • Options
    • A. 50 cm
    • B. 25 cm
    • C. 12.5 cm
    • D. 37.5 cm
      • Discuss
    • 5. In ?ABC, D and E are points on side AB and AC respectively. DE is parallel to BC. If lengths of AD, DB and AE are 8 cm, 4 cm and 12 cm respectively, what is the length of AC?

    • Options
    • A. 6 cm
    • B. 18 cm
    • C. 9 cm
    • D. 15 cm
      • Discuss
    • 6. In the given figure, OX, OY and OZ are perpendicular bisectors of the three sides of the triangle. If QPR = 65 deg and PQR = 60 deg, then what is the value (in deg) of QOR + POR?

    • Options
    • A. 250
    • B. 180
    • C. 210
    • D. 125
      • Discuss
    • 7. In a triangle PQR, ?PQR = 90 deg, PQ = 10 cm and PR = 26 cm, then what is the value (in cm) of inradius of incircle?

    • Options
    • A. 9
    • B. 4
    • C. 8
    • D. 6
      • Discuss
    • 8. In the given figure, if QR/XY = 14/9 and PY = 18 cm, then what is the value (in cm) of PQ?

    • Options
    • A. 28
    • B. 18
    • C. 21
    • D. 24
      • Discuss
    • 9. In a triangle PQR, PX, QY and RZ be altitudes intersecting at O. If PO = 6 cm, PX = 8 cm and QO = 4 cm, then what is the value (in cm) of QY?

    • Options
    • A. 6.3
    • B. 5.8
    • C. 6
    • D. 7
      • Discuss
    • 10. A line cuts two concentric circles. The lengths of chords formed by that line on the two circles are 4 cm and 16 cm. What is the difference (in cm2) in squares of radii of two circles?

    • Options
    • A. 240
    • B. 120
    • C. 60
    • D. 90
      • Discuss

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