# Variations + multiplication - math problems

#### Number of problems found: 90

- 2nd class variations

From how many elements you can create 2450 variations of the second class? - 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. - 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? - Task of the year

Determine the number of integers from 1 to 10^{6}with ending four digits 2006. - Beads

How many ways can we thread 4 red, 5 blue, and 6 yellow beads onto a thread? - Word MATEMATIKA

How many words can be created from the phrase MATEMATIKA by changing the letters' order, regardless of whether the words are meaningful? - Football league

In the 5th football league is 10 teams. How many ways can be filled first, second and third place? - Practice

How many ways can you place 20 pupils in a row when starting on practice?

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See also our variations calculator.