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geometry

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A Science instrutor assigns his student one second of home work..the first week of school,two seconds. the second week four seconds, the third.if the student asked whether he would agree to this weekly homework doubling for the duration of the 36-week school year.how much homework in hours would this plan require in week 36?

  • geometry - ,

    1st wk = 2s = 2^1.
    2nd wk = 4s = 2^2.
    3rd wk = 8s = 2^3.
    4th wk = 16s = 2^4.

    36th wk = 2^36 = 6.8719*10^10s.

    t = 6.8719*10^10s * (1/3600)h/s,
    t = 19.09 Million Hours.

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