Answer:
if there is 39 music players and 13 headphones, 13 identical packages
Step-by-step explanation:
<span>the medium coffee cup has a capacity 12 fl-oz volume. the large cup contains 16 fluid ounces capacity in volume. and the extra large, or jumbo cup, is 20 fl oz large. the standard mug size holds 12 fluid ounces of a liquid.</span>
Answer:

Step-by-step explanation:
Given:
The given inequality is.
Solution:
Simplify the given expression.
Multiply by x both side of the equation.

Simplify.


Rewrite the equation as.


Therefore,
is the simplest form of the given expression.
Answer:
38 mpg
Step-by-step explanation:
Initial efficiency = 39 mpg
Initial speed = 40 mph
Final speed = 50 mph
The efficiency drop between 40 mph and 50 mph is given by:

The total efficiency drop from 40 to 50 mph is:

Therefore, the efficiency at 50 mph is:
