![subject](/tpl/images/cats/mat.png)
Mathematics, 01.10.2019 06:30 xxxamslashxxx9
On the last three chemistryexams a student scored 87, 88, and 89. what score must the student earn on the next exam to have an average of at least 90?
the student must score at least %.
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:00
News cameras take an overhead picture of a crowd at an outdoor event journalist then count the total number of people in the picture and use the sample of estimate the total number of people in the crowd this process is an example of
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:00
Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:30
The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30
2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.
Answers: 1
You know the right answer?
On the last three chemistryexams a student scored 87, 88, and 89. what score must the student earn o...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 29.06.2019 19:00
![question](/tpl/images/cats/istoriya.png)
History, 29.06.2019 19:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 29.06.2019 19:00
![question](/tpl/images/cats/mat.png)
Mathematics, 29.06.2019 19:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/istoriya.png)
History, 29.06.2019 19:00
![question](/tpl/images/cats/mat.png)
Mathematics, 29.06.2019 19:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
English, 29.06.2019 19:00
![question](/tpl/images/cats/health.png)
Health, 29.06.2019 19:00
![question](/tpl/images/cats/health.png)
Health, 29.06.2019 19:00
![question](/tpl/images/cats/mat.png)
Mathematics, 29.06.2019 19:00
![question](/tpl/images/cats/mat.png)
Mathematics, 29.06.2019 19:00