Answer:
D. Both A and C
Explanation:
Items that are more useful and/or more rare, result in higher prices (and if both are true, even higher prices). If an item is rare but useless, the price would be lower. If an item is useful and not rare (think batteries or paper towels) the price lowers.
<u>Given:</u>
Annual demand = 410 units
Ordering cost = $41
Holding cost = $5 unit per year
<u>To find:</u>
Number of units to be ordered each time an order is placed
<u>Solution:</u>
On calculating the number of units,

Therefore, to minimize the total cost, approximately 77 units should be ordered each time an order is placed.
Im thinking 7.9. correct me if im wrong. i think this because i took 191.6-117.6 and got 74 then divided that by 9.4 and got 7.87 and rounded to 7.9.
A. $197.99
First you subtract 40% from 329.99
So,
329.99-40%=
40% of 329.99 is $131.99
329.99-131.99= 197.99
Where v is velocity/speed
f is frequency
and lambda is wavelength
v=(500)(0.5)= 250 m/s
Hope this helps!