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2 votes
A box contains 30 tiles numbered 1 to 30. If a tile is drawn at random, what is the probability that the number drawn is a multiple of 2 or a multiple of 5?

A 7/10
B 3/5
C 7/20
D 3/10

2 Answers

5 votes
it is B,..........................
User Ppcano
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0 votes
B................. numerator is 15+6-30, inclusion exclusion principle
User Juline
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