Random sampling is defined as a method of selecting a sample from any population in such a way that every selected sample had a predetermined probability of being selected.
So,the true statements for this scenario are :
The owner chooses 20 of the slips of paper without looking.
The owner sends a survey to all clients whose phone number ends in 5.
10.5/7 is all you would need to do to find your answer of 1.5 yards of ribbon per bow.
Answer:
A
Step-by-step explanation:
30*(100%+40%)
30*140%
140% as a decimal is (140/100) which is 1.4
30*1.4=42
42/120=0.32.
Ali should sell each can for $0.32
Hope this helps :)