9514 1404 393
Answer:
96 cubic feet
Step-by-step explanation:
A volume that is 16 ft by 18 ft by 1/3 ft will be ...
V = LWH
V = (16 ft)(18 ft)(1/3 ft) = 96 ft³
96 cubic feet of concrete are needed.
Answer:
The value is 
Step-by-step explanation:
From the question we are told that
The mean is 
The standard deviation is 
The safest water level is between 7.2 and 7.8
Generally the probability that the selected pool has a pH level that is not considered safe is mathematically represented as

Here

Generally 
So
=>
From the z-table the probability of (Z < -1.5) and ( Z <1.5) are

and

So
So

=> 
Answer:lol can somebody please answer this I need an answer I have this question
Step-by-step explanation:
Answer:
d
Step-by-step explanation:
5x4 = 20 + 10 = 30 and it cant be a or b because they have too many bills and c doesnt have the right amount of money
The answer is 9 because half of 14 is 7, and 7+2=9