Combinatorics - math word problems - page 17 of 54
Number of problems found: 1079
- Variations 4/2
Determine the number of items when the count of variations of the fourth class without repeating is 600 times larger than the count of variations of the second class without repetition.
- Combinations 16283
How many elements is it possible to form twice as many second-class combinations as a fourth-class combination?
- Three 192
Three separate containers each have one purple marble and two blue marbles. One marble is chosen from each box. Find the probability of selecting a blue marble from each box.
- And-or probabilities
P(A ) = 0.53, P(B) = 0.15, and P(A n B ) = 0.18. Find P(A U B ). Round approximations to two decimal places.
- Two-digit 26211
Write all two-digit numbers using the numbers 4 and 7
- Variation equation
Solve combinatorics equation: V(2, x+8)=72 V(2,x+8) is variations, second class, from x+8 items.
- A six-sided
A six-sided die is rolled once. What is the probability that the number rolled is an even number greater than two?
- Combinations
From how many elements can we create 990 combinations, 2nd class, without repeating?
- Combinations 80637
If the number of elements decreases by 4, the number of combinations of the second class from these elements decreases three times. How many elements are there?
- Variations 8333
How many elements do we create 90 variations of 2 classes without repeating elements?
- 2nd class combinations
From how many elements can you create 2346 combinations of the second class?
- Combinations
Evaluate the following expression involving combinations and permutations: C(6,3) + 3 P(6,3)
- Combinations
How many elements can form six times more combinations of the fourth class than the combination of the second class?
- Equation: 4274
Solve the equation: V (2, x + 2) = 90
- Flags
How many different flags can be made from green, white, blue, red, orange, yellow, and purple materials, so each flag consists of three different colors?
- Orchard
10 trees in 5 lines grow in the orchard. How many trees are in the orchard?
- Differently 22543
Jasmine is a big paradise. She wants to go differently dressed every day. She has four different shoes, seven skirts, 8 T-shirts, and three hair ornaments. How many days can an outfit be combined each time?
- Committee 2
How many committees consisting of 3 women and two men can be formed from a group of 6 women and five men?
- Calculated 67234
There are 13 boys and 17 girls in the class. The weeklies are always either two girls or a boy and a girl. The teacher calculated that she has 357 ways to create a pair of weekly newspapers. However, Anetka did not come to school on Monday morning. How ma
- Alcohol risk
The 2009 Youth Risk Behavior Survey found that about 5 out of 12 high school students drank some alcohol in the 30 days preceding the survey. If a high school has 2400 students, how many would be expected to have used alcohol within 30 days?
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