document.write( "Question 1119343: A submarine starts moving down in water at the rate of 6m par minute after some time it reaches a depth of 60m. How will this distance be presented . How much time will the submarine take to reach this lavel?\r
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Algebra.Com's Answer #734861 by ikleyn(52787) $\"\"$ $\"About$

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document.write( "The depth d as a function of time is  d = 6*t,   where t is the time in minutes starting from the beginning of submerging.\r\n" );
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document.write( "The time to get the depth of 60 m is  time =  =  = 10 minutes.\r\n" );
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