Answer:

Step-by-step explanation:
Hello,
I am going to start with to change to a improper fraction:
1. I will convert 6 and 9/10 into a improper fraction:

2. Now that I have converted the mixed fraction into a improper I can multiply the numerator and the denominator.

3. Now I can simplify this value and convert it into a mixed fraction

After further simplifying I can convert this into an mixed number
The answer will be 863000. Hope it help!
Answer:
12 cm
Step-by-step explanation:
This would be the cubic root of 1728
= 12 cm
( 1729 is known as Ramanajan's number. Look it up - it's interesting)