Combinatorics - math word problems
Number of problems found: 341
- Variation equation
Solve combinatorics equation: V(2, x+8)=72
The city has 7 fountains. Works only 6. How many options are there that can squirt ?
- Calculation of CN
How many different triads can be selected from group 38 students?
What x-gon has 54 diagonals?
How many diagonals has convex 11-gon?
Hockey match ended 8:2. How many different matches could be?
- PIN - codes
How many five-digit PIN - code can we create using the even numbers?
From how many elements we can create 990 combinations 2nd class without repeating?
Write the smallest and largest 2-digit number.
The class is 21 students. How many ways can choose two to examination?
How many ways can divide 16 players into two teams of 8 member?
- A pizza
A pizza place offers 14 different toppings. How many different three topping pizzas can you order?
How many elements can form six times more combinations fourth class than combination of the second class?
In how many ways can be divided gold, silver and bronze medal among 21 contestant?
- 2nd class combinations
From how many elements you can create 4560 combinations of the second class?
On the menu are 12 kinds of meal. How many ways can we choose four different meals into the daily menu?
On the disco goes 12 boys and 15 girls. In how many ways can we select four dancing couples?
How many are all subsets of set ??
- Possible combinations - word
How many ways can the letters F, A, I, R be arranged?
Would you like to compute count of combinations?