Answer:
n = 45
Step-by-step explanation:
Step 1: Cross-multiply.
Step 2: Divide both sides by 11.
Answer:
170
one-hundred seventy
Step-by-step explanation:

6.) 15.7 because you would multiple 3.14 by the diameter of 5. Then divide by .5.<span />

The highest common factor is usually reserved for two or more numbers. The HFC of a single number is, trivially, just the number itself.