Answer:
Option A 
Step-by-step explanation:
we know that
The volume of a cone is equal to

In this problem we have

substitute the values


Answer:
d or b no a tho
Step-by-step explanation:
Answer:
CP of ring = 1200
profit % = 15%
Profit amount = 15% 0f 1200 = 180
SP = 1200 + 180 = 1380
Answer:
it's technically 9 because it's the same as 11-2