He spent the same amount on each bolt size...so we need to find the lowest common multiple of 0.15, 0.20, and 0.30....and that would be 0.60
so he spent 0.60 on each bolt
Answer:
Option (2)
Step-by-step explanation:
Option (1).


Therefore, both the sides of the expression are not equal.
False.
Option (2).


True.
Option (3).


False.
Option (4).

Both the sides are not equal.
False.
Answer:
No Solution
Step-by-step explanation:
If you grouped like terms, you would get 
Both <em>n's</em> would cancel each other out.
I hope this helps! (If it's wrong, then tell me, I'll try to find the correct answer...)
Since radius of a circle is half of the diameter of the circle
so the radius is 4 inches
and 1 inch=2.54 cm so radius=10.16cm