Answer:
A. 360
Step-by-step explanation:
360 total students / 40% population of girls = 144 are girls
246 rule -10
246, 236, 226, 216, 206...
The answer is A, 236
Answer:
A
Step-by-step explanation:
x=4 and x=6 is where the graph touches the x axis
Answer:
x = 2
Step-by-step explanation:
By the property of intersecting chords outside of the circle.

9514 1404 393
Answer:
-15/16
Step-by-step explanation:
The sum of a geometric series with first term a1 is ...
S = a1/(1 -r)
Then the common ratio (r) is ...
r = 1 -a1/S
For the given values, the ratio is ...
r = 1 - 124/64 = -15/16
The common ratio is -15/16.