সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
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 strockes?
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 strockes?
- ক. 15/16
- খ. 7/8
- গ. 1/4
- ঘ. 1/8
সঠিক উত্তরঃ 15/16
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- Which one of the following is the largest?
- If 2/3 of the number of women attending a certain dance is equal to 1/2 the number of men attending, what fraction of thoes attending are women?
- A painter has painted 1/3 of a rectangular wall that is 12 feet high. When he will paint another 50 square feet of the wall he will have finished 50% of the job. What is the length of the wall?
- How much is .01 x 0.01 x 0.001 =?
- 3.002/2.002 =?
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