Most popular questions and responses by B.B
  1. Geology

    Can someone please help with this problem? I am a little confused. Where is the location of that June 19 quake (to the nearest tenth of a degree in latitude and longitude)? P arrival time S arrival time hours:minutes:seconds tenths of seconds LTN 3:46:45.7

    asked on August 17, 2009
  2. History

    I have written a paper on John D. Rockefeller and now I am stuck could someone please help me? What were the pros and cons of big business in the 19th Century? Do these pros and cons still exist today? Thanks so much for the help.

    asked on December 20, 2009
  3. Math

    The number of accidents that occur at the intersection of Pine and Linden streets between 3 p.m and 6p.m on Friday afternoons is 0,1,2,or 3 with probabilities of 0.84, 0.13, 0.02 and 0.01, respectively. What is the expected value for the random variable

    asked on August 14, 2009
  4. Math

    How many 4-character license plates are possible with 2 letters from the alphabet followed by 2 digits, if repetitions are allowed? And no repetitions are allowed? Answer: If repetitions are allowed: 26*26*10*10=67,600 No repetitions are allowed:

    asked on August 14, 2009
  1. Geology

    Hi, I looked over the information that you sent and here is what I came up with: For GOIL:The P arrival time was 3:47:14.6, the difference between P&S was 2.6 seconds and the distance was 37.3km. For POW: The P arrival time was 3:47:3.0, the S arrival time

    posted on August 17, 2009
  2. Math

    Did I do the problem right? Was the answer 676/2652? Thanks.

    posted on August 14, 2009