Combinatorial number - math word problems - page 15 of 16
Number of problems found: 307
- Trinity - triads
How many different triads can be selected from group 36 students?
- Weekly service
There are 20 pupils in the class. How many opportunities has the teacher randomly selected for two pupils to have a week-class service?
- Stacks
Annie has a total of $ 414. The money must be divided into stacks so that each buyer has the same amount. How many options does she have?
- MATES
In MATES (Small Television tipping), from 35 random numbers, five winning numbers are drawn. How many possible combinations are there?
- Cards
How many ways can you give away 32 playing cards to 7 player?
- Cinema
How many ways can 11 free tickets to the premiere of "Jáchyme throw it in the machine" be divided between 6 pensioners?
- Committees
How many different committees of 2 people can be formed from a class of 21 students?
- Commitee
A class consists of 12 males and 15 females. How many committees of 6 are possible if the committee must consist of 4 males and 2 females?
- Candy
How many ways can 10 identical candies be divided among 5 children?
- Count of triangles
On each side of an ABCD square is 10 internal points. Determine the number of triangles with vertices at these points.
- Chocolates
In the market, we have 3 kinds of chocolates. How many ways can we buy 8 chocolates?
- Sales
From statistics of sales goods, item A buys 57% of people, and item B buys 76% of people. What is the probability that from 18 people buy 10 item A and 8 item B?
- Lines
How many points will intersect 27 different lines where no two are parallel?
- Hockey
The hockey match ended 8:10. How many different matches could be?
- Calculation of CN
Calculate: (486 choose 159) - (486 choose 327)
- Word
What is the probability that a random word composed of chars S, G, R, S, E, I, N, A, L, P, C, T, M, H, E, E will be the SPHERICALSEGMENT?
- Rectangles
How many rectangles with area 8855 cm² whose sides are natural numbers?
- Bulbs
The probability that the bulb can operate 4000 hours is 0.3. What is the probability that exactly one of the eight bulbs can operate 4000 hours?
- Examination
The class is 25 students. How many ways can we choose 5 students for examination?
- Teams
How many ways can we divide 14 players into two teams of 7 members?
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