![subject](/tpl/images/cats/mat.png)
Mathematics, 03.11.2020 17:30 robert7248
1. A 90 g sample of plutonium-238 has a half-life of 88 years. How long will it take for this sample 40 g? [5]
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/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 18:00
Find the perimeter of the figure shown above. a. 18 yds c. 20 yds b. 10 yds d. 24 yds select the best answer from the choices provided
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30
If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:30
Fast! find the length of cu. the triangles are similar. show your work.
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect
Answers: 1
You know the right answer?
1. A 90 g sample of plutonium-238 has a half-life of 88 years. How long will it take for this sample...
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/istoriya.png)
History, 24.07.2019 22:00
![question](/tpl/images/cats/istoriya.png)
History, 24.07.2019 22:00