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Popular questions and responses by keyera
  1. math

    On a 14-day vacation, Glenn increased his caloric intake by 1500 calories per day. He also worked out more than usual by swimming 2 hr a day. Swimming burns 666 calories per hour, and a net gain of 3500 calories adds 1 lb of weight. Did Glenn gain at least

    asked on November 18, 2009
  2. chemistry

    How would you prepare 385 ml of a 0.856 m NaOH solution starting with a 4.93 m stock solution

    asked on October 16, 2014
  3. math

    2. Using divisibility tests, answer each of the following: a. There are 1379 children signed up to play in a baseball league. If exactly 9 players are to be placed on each team, will any team be short of players? b. A forester has 43,682 seedlings to be

    asked on November 18, 2009
  4. Math

    What is the answer to 4+3p=19 ?

    asked on March 19, 2014
  5. math

    26. Using only divisibility tests, explain whether 6,868,395 is divisible by 15.

    asked on November 18, 2009
  6. math

    42. Hosni gave the following argument that 2(a 1 b) 5 2a 1 2b, for all integers a and b. If the argument is correct, supply the missing reasons. If it is incorrect, explain why not. -a (b+a)= (-1)(a+b) = (-1)a+ (-1) b = a+ -b

    asked on November 18, 2009
  7. math

    For which integers a, b, c does a 2 b 2 c 5 a 2 (b 2 c)? Justify your answer.

    asked on November 18, 2009
  1. chemistry

    should be M

    posted on October 16, 2014