subject
Mathematics, 15.08.2021 09:20 matthewdabber7

Có 30 đề thi trong đó có 10 đề khó và 20 đề trung bình. tìm xác xuất để a) Một học sinh bắt một đề gặp đucợ đề trinh bình
b) một học sinh bắt hai đề, được ít nhất một đề trung bình

ansver
Answers: 3
Show answers

Another question on Mathematics

question
Mathematics, 21.06.2019 12:30
The nature park has a pride of 5 adult lions and 3 cubs. the adults eat 8 pounds of meat each day and the cubs eat 4 pounds. how much meat do the cubs and lions eat?
Answers: 2
Answer
question
Mathematics, 21.06.2019 17:30
Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling
Answers: 2
Answer
question
Mathematics, 21.06.2019 17:30
8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals
Answers: 1
Answer
question
Mathematics, 21.06.2019 19:30
We just started the introduction into circles and i have no idea how to do this.
Answers: 3
Answer
You know the right answer?
Có 30 đề thi trong đó có 10 đề khó và 20 đề trung bình. tìm xác xuất để a) Một học sinh bắt một đề...
Questions
question
History, 26.08.2019 18:30
Who was leif erikson? a. the norse god of nature b. the norse leader who may have reached north america c. the norse king who conq...
question
Mathematics, 26.08.2019 18:30
Who is super good at math? i need really fast! brainliest answer awarded to correct answer with at least a little explanation describe the ve...
question
Biology, 26.08.2019 18:30
What are some examples of parasitic relationships between leopard seal?...
question
Mathematics, 26.08.2019 18:30
How do you find an area from a equilateral triangle...
question
English, 26.08.2019 18:30
What is the difference of 21 15/16 minus 18 3/4 ? ?...
question
Social Studies, 26.08.2019 18:30
Once you have a goal, you need to plan the individual priorities that will take you to completion of that goal. true false...
question
Physics, 26.08.2019 18:30
Which type of wave is a sound wave ? light wave transverse wave electromagnetic wave longitudinal wave i feel like i...
question
Mathematics, 26.08.2019 18:30
Alexandria used 1/2 of grapes and 2/3 of strawberries combined to make a fruit snack. how many cups of grapes and strawberries did she use?...
question
Mathematics, 26.08.2019 18:30
The sales tax in ontario is 13%. janis pays a total of $32.77 for a fishing pole. find the cost of the fishing pole before sales tax....
question
Business, 26.08.2019 18:30
Discretionary spending: a. is the difference between what a consumer spends and what the consumer saves. c. results in a balanced budget...
question
Mathematics, 26.08.2019 18:30
How to write 300,000,000 in standard form...
question
History, 26.08.2019 18:30
When you push or pull something, you are applying a force to it. anything that has mass, especially very large objects like the planet earth, has a fo...
question
Mathematics, 26.08.2019 18:30
Raven wants to plant 35 marigold plants, 20 zinnia plants and 15 daylily plants in her flower garden. if she puts the same number of plants in each ro...
question
History, 26.08.2019 18:30
When virginia and kentucky in the late 1700's and south carolina in the 1830's refused to follow federal law they were participating what?...
question
Physics, 26.08.2019 18:30
Select the word from the list that best fits the definition which scale of measurement measures the magnitude or strength of an earthquake based on se...
question
Mathematics, 26.08.2019 18:30
How do you solve a complex number problem...
question
English, 26.08.2019 18:30
Arrange the events from the poem “the raven” by edgar allan poe in the correct order. the speaker starts feeling drowsy when he hears a tapping...
question
Mathematics, 26.08.2019 18:30
(simplify the answer if possible) 5/7-2/5=...
question
English, 26.08.2019 18:30
The overriding idea in any piece of fiction is known as its...
question
Social Studies, 26.08.2019 18:30
Why did the east german party cease to exist by the end of 1989?...
More questions: Mathematics Another questions
Questions on the website: 13722360
See results (0)