Answer:
Step-by-step explanation:
Now sum of infinite series is
a
1
−
r
and if first three term are removed, fourth term becomes the first term i.e. first term becomes
a
r
3
and
sum of infinite series becomes
a
r
3
1
−
r
As
a
1
−
r
=
27
×
a
r
3
1
−
r
27
r
3
=
1
or
r
3
=
1
27
and
r
=
1
3
and hence
Common ratio is
1
3
Answer:
h = 4
Step-by-step explanation:
The volume of a cylinder is 
V = 48π
AB = 12π
So since the area of the base is 12π, you can find the height by simply dividing 48π by it.
48π ÷ 12π = 4
Answer:
she would need 60 more inches
Step-by-step explanation:
4feet =1 yard
2yard =t
8feet- 3 feet = 5 feet
1 foot = 12 inches
so 5 times 12 = 60