If 30% were perfect, 70% were not perfect. So we know that 70% of the total number of photographs is 210.
p(70/100)=210 multiply both sides by 100
70p=21000 divide both sides by 70
p=300
So there are 300 photographs in all.
True just add two each time
Answer:
i think 2/15 of the cookies
Step-by-step explanation:
hope this helps
Answer:
Randomly select 50 tickets from each zone and invite those guests to participate in the survey.
Step-by-step explanation:
I hope this helped