Don't know 7, 8, 9, plz show how got your answer and no adding for 7

7.How could you find how many papers Mason delivers in a year without doing any multiplication? What is the answer?

You can add 52 papers to Clare's total. She delivered 1 more paper a week for 52 weeks. 5,044+52=5,096

8. Ray needs to know the area of his floor so he can buy the right amount of carpet. The floor is 21 feet by 17 feet. What is the area of the floor?
If you multiply 21 by 17, you will get 357 square feet or 357 feet ²

9. Maria is buying flowers. Each tray of flowers cost $24. If she buts 15 trays, what will the total cost be?
If you multiply 24 by 15, you will get $360.
:) :) :) :)

 
 
  

Number 8 is 357 ft²(remember, to find area, you multiply the length times the width. Number 9 is $360. Sorry, I don't know how to do number 7 without adding. Could I be named brainliest please?

Iagree that is the answer to the question