Probability - math word problems - page 18 of 26
Number of problems found: 507
- Balls
From the bag with numbered balls (numbers 1,2,3,. ..20), we pick one ball. What is the probability of choosing a number containing 1? - Dice even probability
We roll two different dice. What is the probability that a pair of even numbers will fall? - Records
Records indicate 90% error-free. If eight records are randomly selected, what is the probability that at least two records have no errors? - Genetic disease
One genetic disease was tested positive in both parents of one family. It has been known that any child in this family has a 25% risk of inheriting the disease. A family has three children. What is the probability of this family having one child who inher - Dice and coin
A number cube is rolled, and a coin is tossed. The number cube and the coin are fair. What is the probability that the number rolled is greater than two and the coin toss is head? - Probability of malaria
A survey carried out at a certain hospital indicates that the probability that a patient testing positive for malaria is 0.6. What is the probability that two patients were selected at random (i) one is negative while the other tested positive (i) both pa - Penalty kick probability
A soccer team player will score a goal from a penalty kick with a probability of 0.8. The goalkeeper has a penalty kick success rate of 0.4 What is the likelihood that: a) - a goal is scored during the execution of one kick b) - that a goal is not scored - Probability - cards
What is the probability that when dealing cards after 4, in the game Quartet (eight of fours), we will get the whole quartet? - Player selection probability
From the group of 18 players I am, the coach selects nine players. What is the probability that I will be among the players chosen? - Today in school
There are nine girls and 11 boys in the class today. What is the probability that Suzan will go to the board today? - Dice Rolling Six Probability
Three players roll the dice. They can start the game when a six is rolled. Everyone rolls 1 time. a) What is the probability that exactly one starts in the first round? b) What is the probability that at least two start? - Four-digit numbers
The numbers 1,2,3,4,5 are given. Role: a) how many 4-digit numbers can we create if the digits cannot be repeated? b) how many generated numbers will not contain the digit 1? c) How many of the generated numbers will be divisible by 5? d) How many of the - One three
We throw two dice. What is the probability that number three falls maximally once? - Telephone numbers
How many 7-digit telephone numbers can we put together so that each number consists of different digits? - Five-Digit Numbers Last Digit How many 5-digit numbers without repetition have the last digit two smaller than the previous one?
- Electing Commander and Representative
How many ways can a commander and a representative of a 20-member group be elected? - Probability - coloured balls
We have ten white, ten red, and ten blue balls in our pockets. We selected five white, two red, and three blue balls. What is the probability that we will pick a white ball in the next move? - Lathe
95% of the components manufactured on the lathe comply with the standard, of which 80% of the components are first-class. How likely can we expect a manufactured part to be first class? - Volleyball Tournament Ranking
Classes 1B, 2A, and 3C, participated in the volleyball tournament. How many ways could they take first, second, or third place? What is the probability that 1B will end before 2A class? - Down syndrome
Down syndrome is one of the serious diseases caused by a gene mutation. Down syndrome occurs in approximately every 550-born child. Express the incidence of Down's syndrome in newborns at per mille.
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