In the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion logically follows the given statements. Statements Some red are greens. All yellows are blues. No yellow is a green. Conclusions: I. All greens being blues is a possibility. II. Some red are blues. III. Some reds being yellow is a possibility.?

Only III follows
Only I and II follow
Only II and III follow
Only I and III follow
Only I follows

LohaHridoy

5 views

2025-01-04 04:42

1 Answers

AhmedNazir

Option 4 : Only I and III follow

Consider the following least possible Venn diagram,

[ alt="RRB OA MFT8 RRBOA 18 Aug 2018 40Q images Q22" src="//storage.googleapis.com/tb-img/production/18/09/RRB_OA_MFT8_RRBOA_18_Aug_2018_40Q_images_Q22.PNG" style="height:76px; width:231px">

Conclusions:

I. All greens being blues is a possibility → True (All Green can be part of the remaining Blue, which is not Yellow. Possibility is true as shown below)

[ alt="RRB OA MFT8 RRBOA 18 Aug 2018 40Q images Q22a" src="//storage.googleapis.com/tb-img/production/18/09/RRB_OA_MFT8_RRBOA_18_Aug_2018_40Q_images_Q22a.PNG">

II. Some red are blues → False (It is possible but not definite)

III. Some reds being yellow is a possibility → True (Some part of Red which is not Green can be part of Yellow. Possibility is true as shown below)

[ alt="RRB OA MFT8 RRBOA 18 Aug 2018 40Q images Q22b" src="//storage.googleapis.com/tb-img/production/18/09/RRB_OA_MFT8_RRBOA_18_Aug_2018_40Q_images_Q22b.PNG" style="height:117px; width:188px">

Hence, Both conclusion I and III follow.

5 views Answered 2022-09-04 04:29

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