Variations - math problems
Number of problems found: 113
- Variations 4/2
Determine the number of items when the count of variations of fourth class without repeating is 600 times larger than the count of variations of second class without repetition.
- Variations
Determine the number of items when the count of variations of fourth class without repeating is 42 times larger than the count of variations of third class without repetition.
- 2nd class variations
From how many elements you can create 2450 variations of the second class?
- Variations 3rd class
From how many elements we can create 13,800 variations 3rd class without repeating?
- VCP equation
Solve the following equation with variations, combinations and permutations: 4 V(2,x)-3 C(2,x+ 1) - x P(2) = 0
- N-gon
How many diagonals has convex 11-gon?
- Variation equation
Solve combinatorics equation: V(2, x+8)=72
- Medals
In how many ways can be divided gold, silver and bronze medal among 21 contestant?
- Disco
On the disco goes 12 boys and 15 girls. In how many ways can we select four dancing couples?
- Subsets
How many are all subsets of set ??
- Possible combinations - word
How many ways can the letters F, A, I, R be arranged?
- Pins 2
how many different possible 4 digits pins can be found on the 10-digit keypad?
- Olympics metals
In how many ways can be win six athletes medal positions in the Olympics? Metal color matters.
- Combinatorics
The city has 7 fountains. Works only 6. How many options are there that can squirt ?
- Seven
Seven friends agree to send everyone a holiday card. How many postcards were sent?
- Tricolors
From the colors - red, blue, green, black and white, create all possible tricolors.
- Bits, bytes
Calculate how many different numbers can be encoded in 16-bit binary word?
- Tokens
In the non-transparent bags are red, white, yellow, blue tokens. We 3times pull one tokens and again returned it, write down all possibilities.
- Six on dice
What is the probability that when throwing two dice will fall at least one six?
- Vans
In how many ways can 9 shuttle vans line up at the airport?
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