The sum of the geometric series is 195
Answer:
x = 4.3
Step-by-step explanation:

x= 4.3
Answer:
1. 57 2. 81
Step-by-step explanation:
71x2=142 256-142=114/2= 57
5103/63= 81
Answer:

Step-by-step explanation:

Let's convert the mixed number to an important fraction.
-1 1/6 = -7/6
Now multiply:

-Chetan K
Answer:
D.
Step-by-step explanation:
(1/6)*60 = 10
(1/6)*450 = 75
Check your work
75/10 = 7.5
450/60 = 7.5
Correct!