subject
Mathematics, 07.12.2020 01:20 htrevino

There were 70 runners to start a race. In the first half of the race, 1/5 of them dropped out. In the second half of the race, 3/7 of the remaining runners dropped out. How many runners finished the race?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 13:00
Ihave a 69 and an 82. the 69 is worth 40% of my grade and the 82 is worth 15%. can someone tell me my current average grade.
Answers: 1
question
Mathematics, 21.06.2019 17:40
The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?
Answers: 2
question
Mathematics, 21.06.2019 18:00
Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?
Answers: 1
question
Mathematics, 21.06.2019 18:20
F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?
Answers: 1
You know the right answer?
There were 70 runners to start a race. In the first half of the race, 1/5 of them dropped out. In th...
Questions
question
Mathematics, 11.02.2020 04:22
question
Mathematics, 11.02.2020 04:22
Questions on the website: 13722367