A grocery store sells an 18 ounce container of peanut butter for $3.28. What is the cost per ounce (unit price)?
2 answers:
Answer: The cost per ounce of the peanut butter is $0.182.
Step-by-step explanation: Given that a grocery store sells an 18 ounce container of peanut butter for $3.28.
We are to find the cost per ounce of peanut butter.
We will be using the UNITARY method to solve the problem.
Cost of 18 ounces of peanut butter = $3.28.
So, the cost of 1 ounce of peanut butter is given by
Thus, the cost per ounce of the peanut butter is $0.182.
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Answer: 2405970 ways
Step-by-step explanation:
When the order of selecting r individuals out of n individual , we use permutations.
The number of permutations of r things taking out of n things is given by :-
Given : There are 135 people and three door prizes .
i.e. n= 135 , r= 3
Then, the total number of ways =
Hence, there are 2405970 ways to distribute door prizes of $7,500, $750 and $75 .