Hi i kinda stuck on this question.
Help please.
Workings Please

D. 4

Step-by-step explanation:

First find the area of 1 tile

= length * breadth

= 8 * 5

= 40= 40/10000 = 0.004

no. of tiles= 1000

therefore, total area of 1000 tiles = area of room= 1000*0.004

=4

7. d. 64

8. i. 32

9. c. 125

10. j. none of the above

11. d. 81

12. i. 216

13. e. none of the above

14. g. 240

15. e. none of the above

16. g. 32

17.   e. none of the above

what is the original number? you forgot to add it.