Mr s pock purchases novelty elf ears at alpha quadrant party

Mr, s pock purchases novelty elf ears at alpha quadrant party supply where they are sold in boxes of five pairs for $15, 50 ten pairs for $32.60 and twenty pairs for $ 63.00 select the calculation of the best deal per pair of ears

A)20÷$ 63.00= $0.32
B)$$15.50÷5=$3.10
C)$32.60÷10=$3.26
D)5÷$15.50 =$0.32

Doctor E. m.hologram buys a season. ticket to the opera compared to purchasing all the individual shows separately the season ticket is a 25% discount additionally the season tickets themselves are currently discounted 10% as a promotion the prices of the individual opera tickets add to $ 560 select the correct calculation of the final sale price for Dr. hologram season ticket

A)$560×25%=$140
    $560×10%=$56
    $140-$56=$84

B) $560×25%=$140
     $560-$140=$420
     $420×10%=$42
     $420-$42=$378

C)$ 560×10%=$56
    $560-$56=$504
    $504×25%=$126
    $504-$126=$378

D)$560×35%=$196
    $560-$196=$364

Solution

20 pairs for $ 63 . so per pair 63/20 , it is $3.15

10 pairs for $ 32.6 . so per pair 32.6/10 , it is $3.26

5 pairs for $ 15.50 . so per pair 15.50/5 , it is $3.1 ...............which is the best Option b

Option C is correct

first 10% discount must be calculated and then 25% discount must calculated

C)$ 560×10%=$56
    $560-$56=$504
    $504×25%=$126
    $504-$126=$378