I 1:00 p.m. the water level in the pool is 13 inches. at 1:30 PM the water level is 18 inches. at 2:30 PM to water level is 28 i
nches. what is the constant rate of change?
2 answers:
5 inches per 30 minutes
10 inches per 1 hour
5 inches for 30 minutes and 10 inches every hour
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Solution :
Let :
X = number of overtime hours
S = total weekly salary
S = 
S = 480 + 18X
E(S) = 
= 750
Mean of S = 750
Var (S) = 
Var(S) = 
= 5184
Variance of S = 5184
The standard deviation equals square root of 5184 = 72
Answer:
Hi there,
$294 per year = $24.50 per month
Kim paid $24.50 + $3.50 = $28 per
month with her old phone plan.
Hope this helps :-)
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
Answer:
-10.6
Step-by-step explanation:
-3|z| + 2(a + y) =
= -3|-4.2| + 2(-2 + 3)
= -3(4.2) + 2(1)
= -12.6 + 2
= -10.6
