![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:30
Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?
Answers: 3
![question](/tpl/images/cats/mat.png)
![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
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:00
Here is my question! jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?
Answers: 2
You know the right answer?
Solve for X7 minus 3X equals 2X +7 minus 5X...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 19.07.2019 01:00
![question](/tpl/images/cats/istoriya.png)
History, 19.07.2019 01:00
![question](/tpl/images/cats/istoriya.png)
History, 19.07.2019 01:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 19.07.2019 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 19.07.2019 01:00
![question](/tpl/images/cats/istoriya.png)
History, 19.07.2019 01:00
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 19.07.2019 01:00
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 19.07.2019 01:00
![question](/tpl/images/cats/geografiya.png)
Geography, 19.07.2019 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mir.png)
World Languages, 19.07.2019 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 19.07.2019 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 19.07.2019 01:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 19.07.2019 01:00
![question](/tpl/images/cats/biologiya.png)
Biology, 19.07.2019 01:00
![question](/tpl/images/cats/biologiya.png)
Biology, 19.07.2019 01:00