The answer is A. 6 and 10
Answer: 255
Step-by-step explanation:
She worked 2 and 1/2 hours yesterday, and today she did 4 and 1/4 hours.
first off, let's check how many hours she worked total, and divide 54 by it.
so, first off, let's convert the mixed fractions to "improper" and add them up.

It looks like the first 3 are because they all are blank x2.5 but the last one would be 8x2.5=20..
Answer:
9y
Step-by-step explanation:
Add 7y and 5y which equals 12y. Then subtract 3y from 12y and u get 9y. It might be wrong