She marked down the price of the apartment by 26%. This is because of this equation (Percent change=Amount of change divided by the original number and then multiply by 100)
I think 7 is B and 8 is A, but im not really sure about this so im sorry if this is wrong
5 : 6
Alisa has 50 + 10 = 60 brooms
ratio of brooms = 50 : 60 = 5 : 6 → in simplest form