Bunuel wrote:
Fiona picks 30 apples and puts them in her basket. The apples have either one of two colors and either one of two flavors. She picks apples that are either red or sweet or both red and sweet. If there are 20 green apples in the basket, how many sweet red apples are in the basket?
(1) Of the apples in the basket, 26 apples are sweet.
(2) There are 4 red apples in the basket that are not sweet.
We can plot the information from the premise in a 2 * 2 matrix as shown below -
Note: Because Fiona picks apples that are either red or sweet or both red and sweet, she will not pick any green non sweet apples.
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1.jpg [ 26.97 KiB | Viewed 1187 times ]
Statement 1We can fill in the matrix with the information provided in statement 1. Once we have filled in the details, we can find the information in the required cell as shown.
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Hence the statement is sufficient. We can eliminate B, C and E
Statement 2We can fill in the matrix with the information provided in statement 2. Once we have filled in the details, we can find the information in the required cell as shown.
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3.jpg [ 31.71 KiB | Viewed 1131 times ]
Statement 2 is also sufficient.
Option D _________________
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