Algebra

A cell phone company orders 400 new phones from a manufacturer. If the probability of a phone being defective is 2.1%, predict how many of the phones are likely to be defective. Round your answer to the nearest whole number.
I'm really sorry but I need help this is due today and it's also my birthday and I'm supposed to be spending time with my family but I need the answer to a couple questions.

  1. 👍 0
  2. 👎 0
  3. 👁 29
  1. 400*.021 = ?

    Happy Birthday!

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Calculus

    The number N of US cellular phone subscribers (in millions) is shown in the table. (Midyear estimates are given.) t 1996 1998 2000 2002 2004 2006 N 44 69 109 141 182 233 (a) Find the average rate of cell phone growth between the

    asked by Christina on October 29, 2011
  2. Statistics

    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 90% of students now own a cell phone and 10% do not own

    asked by Mackenzie on December 3, 2014
  3. calculus

    A company manufactures and sells x cellphones per week. The weekly price-demand and cost equations are given below P=400-.5x and C(x)=20000+130x What price should the company charge for the phones and how many phones should be

    asked by Harold on June 26, 2012
  4. Economics

    The strongest argument to favor government regulation of cell phone service grids is that A. there are too many cell phone service towers B. the government could provide better cell phone service C. in some metropolitan areas

    asked by Bailey on May 22, 2014
  5. Statistics

    Q1:(a) Make a relative frequency table of the data. Enter your answers to three decimal places. Cell Phone Owned Relative Frequency Android smartphone iPhone smartphone Blackberry smartphone Cell phone not smartphone No cell phone

    asked by Robert on March 13, 2017
  1. Civics

    A company decided to pass a policy banning cell phones on their property. A group of employees collected signatures to protest. Many of the co-workers who signed the petition were later fired because the petition was deemed

    asked by Carla on May 24, 2017
  2. Statistics

    A study of 420,048 cell phone users found that 135 of them developed cancer of the brain or nervous system. prior to this study of cell phone use the rate of such cancer was found to be 0.0333% for those not using cell phones.

    asked by Rob on April 30, 2013
  3. statistics

    A manufacturer of cell phones has decided that an assembly line will be considered to be operating satisfactorily if less than 0.02% of the phones produced per day are defective. To check the quality of a day's production, the

    asked by Alyssa on February 22, 2012
  4. 7th Grade Journalism/Interview

    I had to give an interview to a parent about Teens and Cell phones. I got ten questions, gave the interview, and reported results. Thanks for any and all feedback. Cell Phones and social networking 1) Do you think that teenagers,

    asked by katt♥ on December 5, 2012
  5. STATISTICS

    A particular cell phone company offers 4 models o phones, each in 6 different colors and each available with any one of 5 calling plans. How many combinations are possible?

    asked by Anonymous on April 5, 2013
  6. Math

    According to CTIA-The Wireless Association, the mean monthly cell phone bill in 2004 was $50.64. A market researcher believes that the mean monthly cell phone bill is different today, but is not sure whether bills have declined

    asked by Kris on November 29, 2010

You can view more similar questions or ask a new question.