Step-by-step explanation:
4/10 or 2/5 *i'm sure :)
Answer:
first one
28.26 im not 100% correct i dont think
Answer:
18 and 0
Step-by-step explanation:
Anything multiplied by 0 is 0, so 0 must be one of the numbers
Anything added to 0 is itself, so 18 added to 0 is 18
Hope that makes sense.
Answer:
(9,2)
Step-by-step explanation:
This is the point formula
Answer:
About 5 hr 10 min
Step-by-step explanation:
rate 1 = 1 pool / 9 hrs rate 2 = 1 pool / 12 hours
now find the time with both rates combined
1 pool / ( 1/9 + 1/12) = 1/ (7/36) = 36/7 hr = 5 1/7 hr = 5 hr 8.6 min
