Are these two ratios proportional? 1/3 and 4/12
1. No answer text provided.
2. no
3. No answer text provided.
4. yes

PLEASE HELP

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.