The answer is A. 112/10000
1. Find the unit rate
15 books divided by 5 days = 3 books sold per day.
Since we are looking for how many days it would take the store to sell 21 bucks, we could do 21 (amount of books) divided by 3 (how much books is sold in a day).
Therefore, it will take a week / 7 days to sell 21 books.
The answer is 40.You should change the 2 2/3 to improper fraction and the times it with 15.
Answer:
I think it is A
Step-by-step explanation:
just trying to help
1. If Martin climbs 3 1/3 meters in the first one 1/6 hour, then he climbs
meters per hour. Then, option A is correct and options C and E are false.
2. If Alexia climbs 17 1/2 in the first 5/6 hour, then she climbs
meters per hour and it takes Alexia 
of an hour to climb 1 meter. Then options B and D are correct and option F is false.
Answer: correct options are A, B and D.
