Which is the best deal for a package of soap?

A.
$5.75 for 14 oz

B.
$5.50 for 13 oz

C.
$3.45 for 3.5 oz

D.
$5.25 for 12 oz

Question

Which is the best deal for a package of soap?	
 
 A.
$5.75 for 14 oz
 
 B.
$5.50 for 13 oz
 
 C.
$3.45 for 3.5 oz
 
 D.
$5.25 for 12 oz

lastdaywork · Answer

Find the cost per unit oz (for each option)

anonymous · Answer

is it a

lastdaywork · Answer

Did you do the calculation ??

anonymous · Answer

no not yet but it seemed it was the best answer how would i find the cost of 1 unit oz

lastdaywork · Answer

Simple unitary method
Consider option a - $5.75 for 14 oz
Cost of 14 oz = $5.75
Hence cost of 1 oz = ??

lastdaywork · Answer

Can you tell me the fraction ?

anonymous · Answer

80 1/2

anonymous · Answer

no no i did it wrong its 23/56

lastdaywork · Answer

Correct, now do this for other options too.
Best deal would obviously be the cheapest one (lowest $/oz value ;)

anonymous · Answer

1 oz = $ 0.41

lastdaywork · Answer

Yep, option a is the best deal.. :)

anonymous · Answer

ya i already past the test at 10; 30 thanx