1.Out of 250 tourists arriving to visit Nepal, 40% of them have already visited Pokhara and 30% visited
Lumbini, Also 10% of them have already visited both the places then,
(a) (Write the value of n(U).)

b.How many tourists had not visited Pokhara and Lumbini? Solve it.
50


(c) । (Illustrate the above information in a Venn-diagram.) [10]

d.If 20% of the tourists who visited only ←

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