Answer:
It will take 1 hour to type the report.
Step-by-step explanation:
The time that will take to John to type the report is:

Since we have 60 minutes in 1 hour, the time in hours is:

Therefore, it will take 1 hour to type the report.
I hope it helps you!
Answer: 120 / 20 = 10 width
Step-by-step explanation:
Answer:
The question is unclear, but if the book store sold 9 copies total, they sold 2 yesterday.
Step-by-step explanation:
I am not sure how many copies were sold in total but here is how you can solve it- Get the total amount of copies and subtract the number of copies sold in total. Then get the difference and subtract 7 from it. The difference is your answer.
Answer:
31
Step-by-step explanation:
Increases by 7 each time