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

From a cloth store, 15 customers bought an orange dress, 15 bought red dress, 20 bought a blue dress, 2 bought all the three coloures and 8 bought at least two of these. How many bought at least one dress from the store? Correct Answer 40

Shortcut Trick Total customers who bought more than at least two colors

⇒ 8 + 2 = 10

Customers bought clothes of at least one color from the store

⇒ (15 + 15 +20) - 10 

⇒ 50 - 10 = 40

∴ 40 Customers bought clothes of at least one color from the store.

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