Answer:
Step-by-step explanation:
first lets find out how much she spent
1 x $13 = $13 for the coffee (i dont know if im missing the amount of pounds bc there is no number there so if i am im sorry :/ )
2 x $0.45 = $0.90 for the rice
wehen added together we have 13.90 in total
to find hhow much change she recieved subtract it from 50
50 - 13.90 = $39.10 in change
hope this helps <3
The answer is 72+4.5 pi= 86.1372
Answer: (0.132132, 0.274368)
Step-by-step explanation:
Given : A simple random sample of 123 people living in Gastown and finds that 25 have an annual income that is below the poverty line.
i.e. n= 123

Critical value for 95% confidence interval : 
Confidence interval for population :

i.e. 

Hence, the 95% confidence interval for the true proportion of Gastown residents living below the poverty line : (0.132132, 0.274368)
Answer: 31.416
Step-by-step explanation: