![subject](/tpl/images/cats/mat.png)
Mathematics, 14.01.2020 14:31 elizaannettem4466
An obstacle course for an endurance competition is set up such that only 50% of the competitors who start the race do not make it past the first obstacle. of those who do, 65% make it past the second obstacle. the final obstacle is the toughest and only one third of those who complete the second obstacle are able to get past the third obstacle and finish the race. if 13 people finish the race, how many contestants started the race? 60 66 90 120 144
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:30
What is the fewest number of full weeks briyana would have to work to have enough money? 8 weeks9 weeks 10 weeks11 weeks
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:40
Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:30
Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?
Answers: 3
You know the right answer?
An obstacle course for an endurance competition is set up such that only 50% of the competitors who...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/User.png)
SAT, 08.10.2021 15:50
![question](/tpl/images/cats/mat.png)
Mathematics, 08.10.2021 15:50
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 08.10.2021 15:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.10.2021 15:50
![question](/tpl/images/cats/biologiya.png)
Biology, 08.10.2021 15:50
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/fizika.png)
Physics, 08.10.2021 15:50
![question](/tpl/images/cats/mat.png)
Mathematics, 08.10.2021 15:50
![question](/tpl/images/cats/mat.png)
Mathematics, 08.10.2021 15:50
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 08.10.2021 15:50