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:
Alina will get $54
Step-by-step explanation:
132/11 = 12
12x4.5 = 54
Answer:
Step-by-step explanation:
-4=2x+16
-16. -16
-20=2x
20/2=2x/2
10=x
Answer:
£12
Step-by-step explanation:
£120 ×10/100
= £12.
That is the answer. Good luck
Answer: 81
Step-by-step explanation:
6.75 + 3 + 3.75 = X
X x 6 = 81