All you need to do is multiply 84 by 4.
The number of gallons by the number of quarts <em>in a gallon. </em>
80*4= 320
4*4=16
320+16= 336
There are 336 quarts of water supplied an hour.
I hope this helps!
~kaikers
Answer:
1. -6
Step-by-step explanation:
f(x)=x²-9
g(x)= x-3
1. (f+g)(2) =
(2²-9)+(2-3) = (4-9)+(2-3) = (-5)+(-1)= -6
36(x squared) but I can’t write subscript on a phone
To find the margin of error, multiply the z-score by the standard deviation, then divide by the square root of the sample size.The z*-score for a 90% confidence level is 1.645.The margin of error is 0.20.The confidence interval is 48.3 to 48.7.48.8 is not within the confidence interval.