The ratio of lilies to daisies is the garden is 5:2
20 Lillies
That means per every 4 lilies there are 2 daisies
4* 5 = 20 lilies
So
2*4 = 8 daisies
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total number of flower are 20 lillies + 8 daisies = 28.
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Answer
Option D) 28