Answer:
I feel like its either c or d but i'm not sure? I'm sorry for the inconvenience. I really did try.
Step-by-step explanation:
Time taken by Ria to paint a room = 4 hours
Time taken by Destiny to paint a room = 6 hours
If they work together, they complete 1 job. So,

The LCD of 4 and 6 is 12




Hence, both of them can paint the room in
hours or 2.4 hours.
The square root of negative four is 2
Answer:
ssdfggbbdbdbdbdbd d sbsbbsnsndnndnddhd