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    latricia1970's Avatar
    latricia1970 Posts: 1, Reputation: 1
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    #1

    Oct 28, 2012, 02:00 PM
    Solve math problems for free
    A tank holds 15,000,000,000,000,000,000,000 gallons. Water fills the tank 2gallons the 1st minute and doubles each minute. How long will it take to fill the tank?
    teacherjenn4's Avatar
    teacherjenn4 Posts: 4,005, Reputation: 468
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    #2

    Oct 28, 2012, 02:10 PM
    We can help once you've attempted to solve the problem. Post your attempt and someone will help you.
    ango_11's Avatar
    ango_11 Posts: 2, Reputation: 1
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    #3

    Oct 29, 2012, 09:59 AM
    if 2 gallons take 1 min then 15000000000000000000000 needs:
    (15000000000000000000000 * 1)/2=7.5* 10^12 min
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