Answer:
Bag 2
Step-by-step explanation:
Given
Bag 1:

Bag 2:

Required
Which is a better buy
To get which buy is better, we first get the unit price of each bag.

For bag 1:


For bag 2:


The best buy is the one with smaller unit price
Hence, bag 2 is better to buy
Answer:
1. equal
2. add to 180
3. equal
4. add to 180
Step-by-step explanation:
as 1 and 3 are linear pairs
2 and 4 are vertically opposite angles
S=(4πr^3)/3, H=(4πr^3)/6
S/H=2rs^3/rh^3
S/H=(2*3^3)/6^3
S/H=54/216
S/H=1/4
So the volume of the hemisphere is 4 time the volume of the sphere.
Answer:
Step-by-step explanation: