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40 = 8 × 5 and 48 = 8 × 6. Since 5 and 6 are coprime, the HCF is 8. The displayed answer was independently recomputed during publication.
Source: NCERT Mathematics Classes VI–X · HCF; mapped to the published Police recruitment quantitative/numeracy area; answer independently recomputed. Syllabus-aligned practice—not a previous-year question.45 = 9 × 5 and 54 = 9 × 6. Since 5 and 6 are coprime, the HCF is 9. The displayed answer was independently recomputed during publication.
Source: NCERT Mathematics Classes VI–X · HCF; mapped to the published Police recruitment quantitative/numeracy area; answer independently recomputed. Syllabus-aligned practice—not a previous-year question.50 = 10 × 5 and 60 = 10 × 6. Since 5 and 6 are coprime, the HCF is 10. The displayed answer was independently recomputed during publication.
Source: NCERT Mathematics Classes VI–X · HCF; mapped to the published Police recruitment quantitative/numeracy area; answer independently recomputed. Syllabus-aligned practice—not a previous-year question.55 = 11 × 5 and 66 = 11 × 6. Since 5 and 6 are coprime, the HCF is 11. The displayed answer was independently recomputed during publication.
Source: NCERT Mathematics Classes VI–X · HCF; mapped to the published Police recruitment quantitative/numeracy area; answer independently recomputed. Syllabus-aligned practice—not a previous-year question.60 = 12 × 5 and 72 = 12 × 6. Since 5 and 6 are coprime, the HCF is 12. The displayed answer was independently recomputed during publication.
Source: NCERT Mathematics Classes VI–X · HCF; mapped to the published Police recruitment quantitative/numeracy area; answer independently recomputed. Syllabus-aligned practice—not a previous-year question.Know what you are practisingVerified and AI-generated records remain labelled separately. Previous-exam claims appear only when the source record supports them.