16 inches or 6 inches depends on which way you draw it
Step-by-step explanation:

If it helps, write as a product of fractions, grouped by variable.

Now reduce using exponent rules.

Answer:
$62
Step-by-step explanation:
hope this helped!
p.s it would be cool if you gave me brainliest.
63/60min = 1.05k per min
(1.05k/min) * (20min) = 21k