Answer:
A. 4.2 times
Step-by-step explanation:
Chlorine level of the pool as adjusted by Paula = 6.3 parts per million
Ideal Chlorine level as suggested by the magazine = 1.5 parts per million.
Thus, the number of times the ideal level of Chlorine that the current level is = current level ÷ ideal level
= 
The current Chlorine level is 4.2 times the ideal Chlorine level.
Answer:I think is 900
Step-by-step explanation:bc 300+600=900 beach chairs
I believe the correct answer is D
Answer:
1
Step-by-step explanation:
(1/2)(2/1)=2/2=1
4th option is correct.
look at the picture i sent