MENSURATION - Practice Mode

1) What is the cross sectional area of a circular ring of D = 38 mm d = 32mm?

320 mm<sup>2</sup> 330 mm<sup>2</sup> 340 mm<sup>2</sup> 350 mm<sup>2</sup>

Correct Answer: 330 mm<sup>2</sup>

2) What is the area of a sector of a circle of radius 5 cm and its angle is 96 Degree?

20.39 cm<sup>2</sup> 20.93 cm<sup>2</sup> 20.89 cm<sup>2</sup> 20.98 cm<sup>2</sup>

Correct Answer: 20.93 cm<sup>2</sup>

3) What is the area of an ellipse if the major and minor axes are 5 cm and 3 cm respectively?

27 cm<sup>2</sup> 37 cm<sup>2</sup> 47 cm<sup>2</sup> 57 cm<sup>2</sup>

Correct Answer: 47 cm<sup>2</sup>

4) Find the total surface area of cube whose side is 25 cm.

3740 cm<sup>2</sup> 3745 cm<sup>2</sup> 3750 cm<sup>2</sup> 3755 cm<sup>2</sup>

Correct Answer: 3750 cm<sup>2</sup>

5) Find the total surface area of a cast iron bar whose length, width and height are 20m, 15m and 12m.

1340 m<sup>2</sup> 1440 m<sup>2</sup> 1540 m<sup>2</sup> 1640 m<sup>2</sup>

Correct Answer: 1440 m<sup>2</sup>

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