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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.

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. Correct Answer 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.

Related Questions

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 All blues are reds. No blue is a yellow. Some yellows are greens. Conclusions: I. All blues are greens. II. Some red being yellow is a possibility.
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