Please give me the correct answer. Only answer if you're very good at math.​

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years

Written as a simplified polynomial in standard form, what is the result when (2x+8)^2(2x+8) 2 is subtracted from 8x^2-38x 2 −3?