Answer:
the last two
Step-by-step explanation:
60 pages
Day 1 : 1/3 book
Day 2: 1/4 book
Day 3: 1/5 book
Day 4: 13 pages
Total days 1 through 3 = 1/3 + 1/4 + 1/5 = 20/60 + 15/60 + 12/60 = 47/60
Day 4 = 1 - 47/60 = 13/60
b. 0.50x+15=25
so the answer is 20
This equation has 2 solutions.
1.
2.
