Answer:
x = 4
Step-by-step explanation:
x * 5 = 20 * 1
x = 4
B is the answer to this question
52/38 = 1.368
1.368 x 63 = 86.21
tree is 86.2 feet high
C (3rd Answer)
1st term is 900 and as n increases (number of terms increase), each time it goes down by 50 if n is greater than 1.