subject
Mathematics, 13.07.2019 03:10 arimarieestrada

Amanufacturer wants to make a ball bearing that is made of a mixture of zinc, iron, and copper and has come down to a choice of two alloys. alloy a has a density of 7.5 grams per cubic centimeter and alloy b has a density of 8.5 grams per cubic centimeter.
use the formula for the volume of a sphere, v=43πr3 , and the formula for density, d=mv , to write an equation for m as a function of r for each alloy.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
The probability that you roll a two on a six-sided die is 1 6 16 . if you roll the die 60 times, how many twos can you expect to roll
Answers: 1
question
Mathematics, 21.06.2019 19:30
What are the exclude value of mn+3m
Answers: 1
question
Mathematics, 21.06.2019 20:00
Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap
Answers: 1
question
Mathematics, 21.06.2019 20:00
15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form
Answers: 1
You know the right answer?
Amanufacturer wants to make a ball bearing that is made of a mixture of zinc, iron, and copper and h...
Questions
question
Mathematics, 29.10.2020 19:50
question
Mathematics, 29.10.2020 19:50
question
History, 29.10.2020 19:50
question
History, 29.10.2020 19:50
Questions on the website: 13722367