Rania

Most popular questions and responses by Rania
  1. Math Data management

    A survey of 1000 television viewers conducted by a local television station produced the following data: •40% watch the news at 12:00 •60% watch the news at 18:00 •50% watch the news at 23:00 •25% watch the news at 12:00 and at 18:00 •20% watch

    asked on January 19, 2011
  2. PRe calc story problem!!

    A radioactive element decays exponentially according to the function Q(t) = Q0ekt .If 100 mg of the element decays to 25 mg in 12 days, find the half-life of the element.

    asked on March 10, 2017
  3. pre calc

    A radioactive element decays exponentially according to the function Q(t) = Q0ekt .If 100 mg of the element decays to 25 mg in 12 days, find the half-life of the element. please help

    asked on March 10, 2017
  4. statistic

    A candidate for public office has claimed that 60% of voters will vote for her. If 5 registered voters were sampled, 1. What is the probability distribution function for this voting? 2. What is the probability that exactly 3 would say they favor this

    asked on September 27, 2016
  5. Math

    Sagal works as a DJ at a local radio station.On occasion, she chooses some of the songs she will play based on the phone-in requests received by the switchboard the previous day. Sagal's list of 200 possible selections includes a)100 songs in the top 100

    asked on January 19, 2011
  6. Biology

    I need an acrostic poem with the word endomembrane.

    asked on October 19, 2016
  7. calculus

    can anyone help me with that question what is the domain of log(log(x)the base is 0.2)

    asked on October 18, 2014
  8. Math!!!

    find the value of k such that when 2x^3 +9x^2+x-15 is divided by x+5, the remainder is 0.

    asked on April 30, 2012
  9. math

    if karla invested 12000$ in abc bank for annual rate 3.9 for 6 years with compounded monthly intersted a- how much she got as afuture value at the end of the period ? b- find the value of the interest?

    asked on May 1, 2017
  1. pre calc

    NEvermind got it its 6

    posted on March 10, 2017
  2. PRe calc story problem!!

    Did not need the attitude bob pursley

    posted on March 10, 2017
  3. Accounting

    dbasbdahsbda

    posted on November 2, 2014
  4. math

    12.6

    posted on October 24, 2014
  5. calculus

    the question was log(log_.2(x)) the base of the first log is 10 then the base of the second log which is inside the brackets is 0.2

    posted on October 19, 2014