Answer:
36%
Step-by-step explanation:
20 % solution in 4/5 parts of the mmixture gives 80/5
100% solution in 1/5 parts of the mixture gives 100/5
total would give 80+100/5= 36% solution
it is to invest in the amount of supply you have and amount of money you earn. making the best out of what you got.
blue ray and dvds
1)
224°
2)
112°
3)
111°
4)
69°
