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HCF AND LCM practice question for Railways, SSC. Review the correct answer and explanation, then continue with related practice below.

Question language / प्रश्न भाषा

If one number is 30, find the other number.

प्रश्न 10 The HCF of two numbers is 6 and their LCM is 180. दो संख्याओं का HCF 6 तथा LCM 180 है। यदि एक संख्या 30 है, तो दूसरी संख्या ज्ञात कीजिए।

Answer and explanation are free to read — no sign-in required.उत्तर और व्याख्या पढ़ने के लिए साइन-इन आवश्यक नहीं है।

A

24

B

30

C

36

✓

D

42

Correct Answerसही उत्तर

C. 36

Explanationव्याख्या

Second number = 6×180÷30 = 36.

दूसरी संख्या = 6×180÷30 = 36।

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If one number is 48, find the other number.प्रश्न 29 The LCM of two numbers is 240 and their HCF is 8. दो संख्याओं का LCM 240 और HCF 8 है। यदि एक संख्या 48 है, तो दूसरी संख्या क्या होगी?Same topic · Same subject · Same exam

If one number is 60, find the other.प्रश्न 24 The HCF of two numbers is 12 and their LCM is 420. दो संख्याओं का HCF 12 तथा LCM 420 है। यदि एक संख्या 60 है, तो दूसरी संख्या ज्ञात कीजिए।Same topic · Same subject · Same exam

Find their LCM.प्रश्न 22 Two numbers are in the ratio 4:7 and their HCF is 6. दो संख्याओं का अनुपात 4:7 है और उनका HCF 6 है। उनका LCM ज्ञात कीजिए।Same topic · Same subject · Same exam

Find the numbers.प्रश्न 21 Two numbers are in the ratio 3:4 and their HCF is 5. दो संख्याओं का अनुपात 3:4 है और उनका HCF 5 है। संख्याएँ ज्ञात कीजिए।Same topic · Same subject · Same exam

If one number is 24, the other number is:प्रश्न 12 The HCF and LCM of two numbers are 8 and 96 respectively. दो संख्याओं का HCF 8 और LCM 96 है। यदि एक संख्या 24 है, तो दूसरी संख्या है:Same topic · Same subject · Same exam

Find their LCM.प्रश्न 11 The product of two numbers is 540 and their HCF is 6. दो संख्याओं का गुणनफल 540 तथा HCF 6 है। उनका LCM ज्ञात कीजिए।Same topic · Same subject · Same exam

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