X=time of the third person it would take to fill the pool
We can suggest this equation:
6[(1/20) + (1/15) +(1/x)]=1
6[(3x+4x+60)/60x]=1
(7x+60)/10x=1
7x+60=10x
7x-10x=-60
-3x=-60
x=-60/-3
x=20
Answer: the third person alone would fill the pool in 20 hours .
Answer:
7/9 or 7/10
Step-by-step explanation:
im not sure it depends on the bottom part
12 is equivalent to three and 36 is equivalent to 12 three goes into 12 four times and and 36 goes into 12 three times
Answer:
yes
Step-by-step explanation:
The digit in the hundred thousands place is the 2
