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If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত

If 1/2 of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after four strokes ?

15/16

7/8

1/4

1/8

1/16

Bangladesh Bank2006গণিত