# Party

At the party everyone clink with everyone. Together, they clink 406 times. How many people were at the party?

**Correct result:****Showing 0 comments:**

Tips to related online calculators

Looking for help with calculating roots of a quadratic equation?

Would you like to compute count of combinations?

Would you like to compute count of combinations?

#### You need to know the following knowledge to solve this word math problem:

## Next similar math problems:

- Graduation party

There are 15 boys and 12 girls at the graduation party. Determine how many four couples can be selected. - Combinations

If the number of elements increase by 3, it increases the number of combinations of the second class of these elements 5 times. How many are the elements? - Average age

The average age of all people at the celebration was equal to the number of people present. After the departure of one person who was 29 years old, average age was again equal to the number present. How many people were originally to celebrate? - The Hotel

The Holiday Hotel has the same number of rooms on each floor. Rooms are numbered with natural numerals sequentially from the first floor, no number is omitted, and each room has a different number. Three tourists arrived at the hotel. The first one was in - Points in space

There are n points, of which no three lie on one line and no four lies on one plane. How many planes can be guided by these points? How many planes are there if there are five times more than the given points? - Table and chairs

Four people should sit at a table in front of a row of 7 chairs. What is the probability that there will be no empty chair between them if people choose their place completely at random? - Combinations

From how many elements we can create 990 combinations 2nd class without repeating? - Divide

How many different ways can three people divide 7 pears and 5 apples? - Lines

In how many points will intersect 14 different lines, where no two are parallel? - Combinations

How many elements can form six times more combinations fourth class than combination of the second class? - Quadratic function

It is given a quadratic function y = -4x^{2}+5x+c with unknown coefficient c. Determine the smallest integer c for which the graph of f intersects the x-axis at two different points. - 600 pencils

600 pencils we want to be divided into three groups. The biggest groups have ten pens more than the smallest. How many ways can this be done? - VCP equation

Solve the following equation with variations, combinations and permutations: 4 V(2,x)-3 C(2,x+ 1) - x P(2) = 0 - Three workshops

There are 2743 people working in three workshops. In the second workshop works 140 people more than in the first and in third works 4.2 times more than the second one. How many people work in each workshop? - Quadratic inequation

If 5x + x² > 100, then x is not - Number 4

Kamila wrote all natural numbers from 1 to 400 inclusive. How many times did she write the number 4? - Raffle

There are 200 draws in the raffle, but only 20 of them win. What is the probability of at least 4 winnings for a group of people who have bought 5 tickets together?