MAth

14 students in an Algebra class were asked to shake hands with each other. Each student shook hands with each of the other students exactly once. How many handshakes occured in this class?

  1. 👍 0
  2. 👎 0
  3. 👁 62
asked by Tori
  1. Each of the 14 student shakes hands with the 13 remaining students for a total of 13*14 times. However, each handshake was counted twice, once from each student, so the above count has to be divided by 2 to get:
    13*14/2=91 handshakes.

    1. 👍 0
    2. 👎 0
    posted by MathMate
  2. bhjbhkbhhj

    1. 👍 0
    2. 👎 0
  3. ME NO HAVE ANSWER ME A TROLL AND ME NO NO RIGHT GRAMMAR I HAVE BEEN DO GOOD IN CLASS. IM WELL. HEWP ME INTERWEBS!!!!!!!!!

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. statistics

    A professor knows that in her class 37% of the students have passed an Algebra course, 29% have passed an English course, and 21% have passed both courses. If one student is selected at random from this class, find the probability

    asked by Confused on April 24, 2011
  2. English

    There are 7 classes for first year students. Each class is composed of about 30 students. Emily is a student of Class 1-2. One of his classmates who went to the same elementary school asks: Which class are you in? What is the

    asked by rfvv on March 23, 2016
  3. Samples and Predictions Math

    Help please I really don't understand this! 1)Janine wishes to conduct a poll to predict how many students will vote for her for class president. Which polling methods are likely to be biased? Choose all answers that are correct.

    asked by Rochelle on June 1, 2016
  4. English

    1) Four American 17-year-old students will be in class with us tomorrow for an hour. 2) I need to prepare some activities to entertain them. They can't speak any Italian so the activities must be English. 3) I was thinking of

    asked by Mike on March 14, 2011
  5. algebra...

    In a school, there are 4 more students in Class A than in Class B, and 4 more students in Class B than in Class C. As a reward for good behavior, a teacher decides to give out some sweets. Every student in class C got 5 more

    asked by please...help...Ms.Sue.... on March 12, 2013
  6. maths

    10people attend a conference and shake hands , how many hands were shake

    asked by kola on September 21, 2016
  7. statistics

    3 PROFESSORS WANT TO KNOW IF HAVING 500 STUDENTS IN THEIR CLASS IS DETRIMENTAL TO PROPER LEARNING. 1ST PROFFESSOR RANDOMLY HANDS OUT THE QUESTIONNAIRE TO 50 STUDENTS; ALL 50 ARE RETURNED TO HIM DURING CLASS. 2ND PROFFESSOR HANDS

    asked by jane on February 12, 2008
  8. math

    If 8 people went to a party and each person shook hands at least one time. how many total hand shakes would there be? Think about how many people the first person would shake hands with, how many people the second person would

    asked by Graciela Ayala on October 27, 2006
  9. AE.. does it sound ok

    Constructivism Constructivism is an educational theory that emphasizes hands-on, activity-based teaching and learning during which students develop their own frames of thought. Classroom Management I would begin each class period

    asked by scooby91320002 on April 12, 2009
  10. statistics

    At a small college it is known from previous years that 35% of all college freshman start in college algebra. The new freshman class has 100 students in it, What is the probability that between 35 and 42 freshman will start in

    asked by lola on March 23, 2012

More Similar Questions