You need values of some sort to answer this question; the perimeter of triangle RST will correspond to the perimeter of triangle XYZ. For instance, if XYZ has sides 3/4/5, then RST might have sides 1.5/2/2.5 or 6/8/10.
Answer:
Pretty sure its 96
Step-by-step explanation:
(sorry if its wrong i haven't done this in a while)
Answer: 471
Step-by-step explanation:
Given : The population standard deviation is estimated to be $500.
i.e . 
If a 97 percent confidence interval is used and an interval of $100 is desired.
i.e. Margin of error = half of interval
i.e. E= 
Significance level : 1-0.97=0.03
Critical value for 97% confidence interval : 
Formula for sample size :

Hence, at-least 471 cardholders should be sampled.
Answer:
D. 18
Step-by-step explanation:
12.50 x 18 = 225
hope it helps :)
Answer:
0.25
Step-by-step explanation:
3 ÷ 12 = 0.25
5 ÷ 20 = 0.25
Hope this helps, thank you !!