Answer:
b
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.
Is this
-6 ÷ 20 + 150%
or is -6/20 a fraction?
Answer:
i struggle with this to sry and hey
Step-by-step explanation: