There were 11 girls in a class of 25. What percent of the students were
boys?...
![subject](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 05:30 jskdkfjf
There were 11 girls in a class of 25. What percent of the students were
boys?
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
Need on this geometry question. explain how you did it.
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:10
Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 03.04.2020 02:22
![question](/tpl/images/cats/mat.png)
Mathematics, 03.04.2020 02:22
![question](/tpl/images/cats/istoriya.png)
History, 03.04.2020 02:22
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.04.2020 02:22
![question](/tpl/images/cats/biologiya.png)
Biology, 03.04.2020 02:22
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.04.2020 02:22
![question](/tpl/images/cats/en.png)
English, 03.04.2020 02:22
![question](/tpl/images/cats/himiya.png)
Chemistry, 03.04.2020 02:22
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.04.2020 02:22
![question](/tpl/images/cats/ekonomika.png)
Business, 03.04.2020 02:22
![question](/tpl/images/cats/istoriya.png)
History, 03.04.2020 02:22
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.04.2020 02:22