Mrs. o’brien purchases 112 ounces of laundry detergent for $13.44. mr. o’brien purchases a 17.5 pound container of laundry detergent for $19.60. what is the difference in the unit price per ounce for the laundry detergent mr. and mrs. o’brien purchase?

$0.05

Step-by-step explanation:

Note that 1 pound = 16 ounces.

1. Mrs. O’brien purchases 112 ounces of laundry detergent for $13.44, then 1 ounce of laundry detergent costs

2. Mr. O’brien purchases a 17.5 pound container of laundry detergent for $19.60. First, in a 17.5 pound container of laundry detergent there are

ounces of laundry detergent. Then 1 ounce of laundry detergent costs

3. The difference in the unit price per ounce for the laundry detergent mr. and mrs. O’brien purchase is

the answer would be 1 1/72

step-by-step explanation:

you can rewrite the equation by separating the parts and then solving individually:

10-9=1

1/8 - 1/9=

find l c d and then combine:

1 1/72