{"@context":"https://schema.org/","@type":"Quiz","dateCreated":"2024-10-17T12:11:48.921Z","dateModified":"2024-10-17T12:11:48.921Z","typicalAgeRange":"11-18","educationalLevel":"KMAT KERALA","assesses":"Quantitative Aptitude - distance","educationalAlignment":[{"@type":"AlignmentObject","alignmentType":"educationalTopic","targetName":"distance"},{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Quantitative Aptitude"},{"@type":"AlignmentObject","alignmentType":"educationalExam","targetName":"KMAT KERALA"}],"name":"Quiz about distance","about":{"@type":"Thing","name":"Quantitative Aptitude - distance"},"hasPart":[{"@type":"Question","eduQuestionType":"Multiple choice","learningResourceType":"Practice problem","educationalLevel":"intermediate","name":"Question About distance","text":"The average age of seven persons in a group is 30 years. The average age of five persons of this group is 31 years. What is the average age of the other two persons in the group?}","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"\"\""},"suggestedAnswer":[{"@type":"Answer","position":0,"encodingFormat":"text/markdown","text":"

55 years

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":1,"encodingFormat":"text/markdown","text":"

26 years

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":2,"encodingFormat":"text/markdown","text":"

15 years

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":3,"encodingFormat":"text/markdown","text":"

None of these

","comment":{"@type":"Comment","text":"\"\""}}],"acceptedAnswer":{"@type":"Answer","position":3,"encodingFormat":"text/markdown","text":"

None of these

","comment":{"@type":"Comment","text":"\"\""},"answerExplanation":{"@type":"comment","text":"The correct answer is (D): None of these"}}}]}

The average age of seven persons in a group is 30 years. The average age of five persons of this group is 31 years. What is the average age of the other two persons in the group?

The Correct Option is D

Solution and Explanation

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