akanksha21302 akanksha21302

03-08-2017
Mathematics

contestada

A round-robin tournament has 66 pairings. How many teams are in the tournament?

Respuesta :

dpokharnaotzjgn dpokharnaotzjgn

03-08-2017

11 teams because [tex]\frac{x(x+1)}{2}=66 [/tex] where we find x to be 11.

Answer Link

angelliu11 angelliu11

03-08-2017

I got 11 teams.

I hope this helps.

Answer Link

Otras preguntas

Why were the steel plow in the mechanical Reaper important inventions?

colby wants to set sqaure tiles on the top of a box the top of the box is a rectangle 71/2 inches long and 51/2 inches wide how many 1/2 inch tiles would he nee

How many electrons are in a carbon 13 (13c) atom?

Sacha has 4 quarters in her pocket.she has 6 timés as many quarters in her piggy Bank. Draw a picture to show thenumber of quarters sacha has in her piggy Bank.

fun facts about Uranus the planet?

how many year and months did it take to build blackpool tower england

What was the purpose of the pure food and drug act of 1906?

Who were the 'KKK' and what were there intentions? (Teacher didn't tell me)

How do u answer 3(x+2)=x-18

A rectangle whose perimeter is 80 m has an area of 384 m^2. Find the dimensions of the rectangle.