algebra

posted by .

. Mrs. Crenshaw has confiscated 4 cell phones from 4 different students because they used them during class. To get the cell phones back, they have to answer the fol- lowing question: What is the probability that no student receives his or her own phone if Mrs. Crenshaw hands them back at random at the end of the school day? What answer should they give?

  • algebra -

    the probability that no student will get there own phone is 25%

    Hope this helps!

    From Miststar of Riverclan on youtube

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. phone charges project

    Okay I need to know something about cell phones and land lines. My parents can't answer this because we don't have a land line anymore. We just have cells phones. Okay my question is if someone with a cell phone calls a land line person …
  2. computer studies

    the use of cell phones impove productivity?
  3. college algebra

    suppose the revenue in dollars from selling x cell phones is R(x)= -1.2x^2+220x. the cost in dollars of selling x cell phones is C(x)=0.05x^3-2x^2 +65x+500. find the profit function P(x)=R(x)-C(x). find the profit if x=15 hundred cell …
  4. Statistics

    12. The proportion of students who own a cell phone on college campuses across the country has increased tremendously over the past few years. It is estimated that approximately 94% of students now own a cell phone. Twenty five students …
  5. math

    75% of teenagers own cell phones and ofthose who own cell phones, 87% use text messaging. 1. What % of teens own cell phones AND text?
  6. Math

    A national survey shows that 13 out of every 25 middle school students have cell phones Patton MIddle School has 475 students about how many students can have cell phones 38 273 247 325 325?
  7. Algebra 1

    Mrs. Crenshaw has confiscated 4 cell phones from 4 different students because they used them during class. To get the cell phones back, they have to answer the following question: What is the probability that no student receives his …
  8. Statistics/Probability

    In the production of a particular model of cell phones, it is found that 5% are defective. Cellular phones are selected at random and put into boxes of 10. If a box is selected at random, find the probability that it contains. (i) …
  9. Stats

    Suppose the number of cell phones in a household has a binomial distribution with parameters n = 17, and p = 40 %. Find the probability of a household having (Keep at least 4 digits) (a) 11 or 13 cell phones?
  10. math

    Paulo earns a salary of 15000$ per month for selling cell phones. He receives an extra 30$ for each cell phone over 100 units that he sells. How much will be make if he sells R cell phones?

More Similar Questions