A. simple random
b. systematic
c. cluster
d. stratified
e.convenience
Answer:
Step-by-step explanation:
<u>Given is the geometric series, because the ratio of consecutive terms is common:</u>
The first term is 112.
<u>So the nth term is:</u>
<u>The 9th term is:</u>
Answer:
x = 30
Step-by-step explanation:
12 : 20 = 18 : x
⇒ 12/20 = 18/x
⇒ 12x = 18 · 20
⇒ 12x = 360
⇒ x = 360 ÷ 12
⇒ x = 30
Ok well divide it by 5 ok
10:7 that is the most simplest form for this ratio! I hope you understand and if there are any other questions like this I would love to help!!!
Answer:
c and d
Step-by-step explanation:
.............. just for filling 20 characters
