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# Every one who passes the test will be awarded a degree. The

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Every one who passes the test will be awarded a degree. The [#permalink]  07 May 2019, 02:15
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Question Stats:

78% (00:33) correct 21% (02:24) wrong based on 14 sessions
Every one who passes the test will be awarded a degree. The probability that Tom passes the test is 0.3, and the probability that John passes the test is 0.4. The two events are independent of each other. What is the probability that at least one of them gets the degree?

(A) 0.28

(B) 0.32

(C) 0.5

(D) 0.58

(E) 0.82
[Reveal] Spoiler: OA

_________________
Intern
Joined: 04 Aug 2019
Posts: 1
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Kudos [?]: 0 [0], given: 0

Re: Every one who passes the test will be awarded a degree. The [#permalink]  04 Sep 2019, 23:19
.58
Intern
Joined: 28 Aug 2019
Posts: 36
Followers: 0

Kudos [?]: 7 [0], given: 6

Re: Every one who passes the test will be awarded a degree. The [#permalink]  06 Sep 2019, 01:40
How 0.58??
Intern
Joined: 05 Sep 2019
Posts: 1
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Kudos [?]: 1 [1] , given: 0

Re: Every one who passes the test will be awarded a degree. The [#permalink]  07 Sep 2019, 06:44
1
KUDOS
Here we can calculate the probability by 1- probability of both not getting degree ie 1-(0.7)(0.6)
1-0.42 =0.58
Re: Every one who passes the test will be awarded a degree. The   [#permalink] 07 Sep 2019, 06:44
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