Answer:
19, I'm pretty sure?
Step-by-step explanation:
12.66-n=7.64
12.66-7.64=n
5.02=n
87
earning rate (R) = $5/hr
total (T) = $287
time (t) = 40 hr
tips = T - Rt
= $287 - $5*40
$87
0.004 is the probability of getting exactly 0 tails :)
D
(1/3)^x=27^(x+2)
3^(-x)=3^(3(x+2))
3^(-x)=3^(3x+6)
