Answer: No. It may change, and other people who need an exact length will not know what that is, so the number of "yourheights" is useless.
Step-by-step explanation:
Answer:
A drawing that shows a real object with accurate sizes reduced
Step-by-step explanation:
Answer:

or

Step-by-step explanation:
Divide the numerator and the denominator by the same number:

or
Multiply the numerator and the denominator by the same number:

Answer:
x= 36
(it is positive since 78 is larger than 42, everything else is correct)
Step-by-step explanation:
Answer: $6,861.44
Step-by-step explanation:
Car was bought 3 years ago for $12,000.
Value decreases by 17% every year.
Current value is:
= 12,000 * (1 - 17%)³
= $6,861.44