finding numbers
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statistics
400 draws are made at random with replacement from 5 tickets that are marked 2, 1, 0, 1, and 2 respectively. Find the expected value of: 1. the number of times positive numbers appear 2. the sum of all the numbers drawn 3. the
asked by AmmanJordan on May 3, 2013 
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Can you write them in Mathematical/numbers form I'll solve them myself. i don't really get it though i have written the first one in mathematical for but i'm not sure if that's right. 1. When six is subtracted from five times a
asked by Caroline Sunshine on April 29, 2012 
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1. The first and last term of an A.P are, a and l respectively, show that the sum of nth term from the beginning and nth term from the end is a + l. 2. If mth term of an A.P be 1/n and nth term be 1/m, then show that its mnth term
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1. The first and last term of an A.P are, a and l respectively, show that the sum of nth term from the beginning and nth term from the end is a + l. 2. If mth term of an A.P be 1/n and nth term be 1/m, then show that its mnth term
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Four different positive integers sum to one hundred twentyfive. If you increase one of these numbers by four, decrease the second by four, the multuply the third by four, and divide the last by four, you will produce four
asked by sue on January 14, 2010 
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Suppose a1, a2, . . . , an is a list of n numbers with the following properties: The sum of those n numbers is 500. The sum of the smallest three of those numbers is 48. The sum of the largest two of those numbers is 35. (Note:
asked by Rock on April 15, 2010 
Math riddle
nine odd numbers have a sum of 243.find the sum of the first and last numbers in a set of numbers. hint:if three numbers when added equals twelve then represent it by adding n+()n+1. no one cares...durrr....
asked by Yasmeen on February 27, 2007 
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nine odd numbers have a sum of 243.find the sum of the first and last numbers in a set of numbers. hint:if three numbers when added equals twelve then represent it by adding n+()n+1.
asked by Yasmeen on February 27, 2007 
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I NEED THESE IN ALGEBRAIC EXPRESSION!! The larger of two sums is 12 more than the smaller. Their sum is 84.Find the numbers. The sum of two numbers is 45. The first is 9 less than the second.Find the numbers. The second of two
asked by Disha on November 8, 2010 
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Minimizing Sum: Find two positive numbers whose sum is 100 and the sum of whose squares is a minimum.
asked by David on October 9, 2009 
Math
Question: 1 The product of two positive numbers is 15876 and the large one is 9 times the other. Find the numbers. Question:2 Th sum of the squares of two positive whole numbers is 794. If one of the numbers is 13 , find the
asked by Noor on August 29, 2015