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16 Mar 2021, 04:00
Kudos
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D
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
90% (01:38) correct
10%
(02:01)
wrong
based on 80
sessions
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Time
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Not Attempted Yet
51 tickets are numbered from 1 to 51. One ticket is drawn at random out of these tickets. What is the probability that the ticket number is a multiple of 2 or 5 ?
A. 1/10
B. 1/5
C. 2/5
D. 10/17
E. 4/5
A. 1/10
B. 1/5
C. 2/5
D. 10/17
E. 4/5
16 Mar 2021, 04:21
Kudos
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Cute and easy question
Number Divisible by 2 from 1 to 51 is = 25
Number Divisible by 5 from 1 to 51 is = 10
AS common multiples of 2 and 5 will be counted twice so find multiples of 10 = 5
favourable events= 25+10-5=30
Probability= 30/51=10/17 ans
Number Divisible by 2 from 1 to 51 is = 25
Number Divisible by 5 from 1 to 51 is = 10
AS common multiples of 2 and 5 will be counted twice so find multiples of 10 = 5
favourable events= 25+10-5=30
Probability= 30/51=10/17 ans
25 Nov 2024, 07:10
Kudos
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This post was generated automatically.
