Answer:3:1
Step-by-step explanation:
Given
There are 27 solid spheres of radius x cm
The volume of a sphere is 
The volume of 27 old spheres is the same as the volume of a new sphere
The volume of the old spheres is

The volume of a new sphere is

Now,

Answer:
2
Step-by-step explanation:
the cross section of a sphere is a circle
only the cone can have a circle for a cross section
We know that
m-------------------- > <span>the amount of twinkle lights Maggie used
l--------------------- > </span><span>the amount of twinkle lights Lilly used
l=70
m=51+l
therefore
m=51+70=121
m=121
the answer is 121 (</span>amount of twinkle lights Maggie used)