Combinatorics - math word problems - page 17 of 54
Number of problems found: 1077
- 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? - Checkerboard 9091
Determine how many ways we can place 5 different pieces on an 8x8 chessboard so that two are on black squares and three are on white squares.
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