Discuss Forum

1. 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?

  • A. 15/16
  • B. 15/16
  • C. 15/16
  • D. 15/16

Answer: Option A

Explanation:


Post your comments here:

Name:
Mobile:
Email:(Optional)

» Your comments will be displayed only after manual approval.