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From a cloth store, 15 customers bought orange dress, 15 bought red dress, 20 bought blue dress, 2 bought all the three colures and 8 bought at least two of these. How many bought at least one dress form the store?

From a cloth store, 15 customers bought orange dress, 15 bought red dress, 20 bought blue dress, 2 bought all the three colures and 8 bought at least two of these. How many bought at least one dress form the store? Correct Answer 44

From a cloth store, 15 customers bought orange dress, 15 bought red dress, 20 bought blue dress, 2 bought all the three colures and 8 bought at least two of these.

The Venn diagram for the above given statements is shown below, where shaded part represents the number of people who ‘bought at least two of these’ i.e, 8.

[ alt="F1 Archana.M 21-05-2020 Savita D2" src="//storage.googleapis.com/tb-img/production/20/05/F1_Archana.M_21-05-2020_Savita_D2.png" style="width: 189px; height: 143px;">

So, number of people who bought at least two of these dresses = 8 (Given)

Number of people who bought all the three colures dress = 2 (Given)

So, number of people who bought at least one dress form the store = (15 + 15 + 20) – 8 + 2 = 44

Hence, ‘44’ is the correct answer.

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