Math

If the average of 10 numbers is 10 and the sum of five of the numbers is -25 what is the average of the other 5 numbers?

  1. 👍 0
  2. 👎 0
  3. 👁 71
  1. sum of all 10 numbers is 100

    sum of one set of 5 numbers is -25
    so the sum of the other set of 5 numbers must be 125
    (125 + (-25) = 100 )

    and the average of that second set of 5 numbers must be 125/5 or 25

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Education and technology

    1. What function would you use to find the mean in a microsoft(R) excel document a=ROUND b=AVERAGE c=SUM d=HYPERLINK 2. What is the first thing you should do to find the mean and range of data? a=put the numbers in order from

    asked by TigerMgant on December 13, 2015
  2. math

    I am thinking of 3 different whole numbers which have a product of 36. 5 more than the sum of the 3 numbers is a perfect square. what is the sum of my 3 numbers?

    asked by someone on September 30, 2008
  3. algebra

    The sum of the three numbers in Arithmetic Progression is 33. If the numbers are increased by 2, 1, and 6 respectively the new numbers will be in Geometric progression. Find these numbers.

    asked by jude on April 10, 2017
  4. math

    The average (arithmetic mean) of 4 numbers is greater than 7 and less than 11. What is one possible number that could be the sum of these 4 numbers?

    asked by Diana on October 2, 2008
  5. mathematics

    the sum of two numbers is 31. 2/3 of one of the numbers added is equal to 5/8 of the other.find the two numbers

    asked by Blessing on October 23, 2016
  1. Algebra

    Eleven numbers with the sum 105 are written on the circle. The sum of any two consecutive numbers is not smaller than 18. Find the least possible value of N, so that each number on the circle is not greater than N, for any set of

    asked by Alex on October 16, 2018
  2. Algebra- please help answer

    Ursula wrote the sum of 5.815 plus 6.021 as a sum of two mixed numbers? A. What sum did she write? B. Compare the sum of the mixed numbers to the sum of the decimals? Please help answer ASAP. Thanks

    asked by Ms. Liz on October 9, 2014
  3. Math

    The product of three whole numbers is 36. Five more than the sum of the three numbers is a perfect square. What is the sum of the numbers?

    asked by Amy on March 29, 2013
  4. 6th grade math

    Please explain: Ursula wrote the sum of 5.815 + 6.021 as a sum of two mixed numbers. What sum did she write? Compare the sum of the mixed numbers to the sum of the decimals? Please explain.

    asked by Crystal on August 31, 2015
  5. Math

    The sum of two numbers is five. The sum of the squares of the two numbers is thirteen. Find the two numbers. (Enter your answers as a comma-separated list.)

    asked by Irma on May 23, 2016
  6. MATH

    The average of 30 numbers is 65. If one of these numbers is 65, the sum of the remaining number is... A.65*64 B.30.64 C.29*30 D. 29*64 E. 29 *65 Is it A?? If not, can you explain

    asked by factions on November 14, 2014

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