LCM And HCF Problems & Video Solution For Competitive exam 1

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In this post we going to see lcm and hcf problems with video solution. Lcm and hcf is very common topic in exam. We going to solve most important lcm and hcf problems.

1. The product of two numbers is 1280 and their HCF is 8. The LCM of the number will be: / दो संख्याओं का गुणांक 1280 है और उनका ग.सा 8. दो संख्याओं का ल.सा होगा?

145

150

155

160

Show Answer / उत्तर दिखाओ

(160)

2. The HCF and LCM of two numbers are 12 and 336 respectively. If one of the number is 84, and another one is? / दो संख्याओं के ग.सा और ल.सा क्रमशः 12 और 336 हैं। यदि संख्या में से एक 84 है, और दूसरी संख्या है?

52

56

46

48

Show Answer / उत्तर दिखाओ

(48)

3. The least number which when divided by 4, 6, 8, 12 and 16 leaves a remainder of 2 in each case is: / वह न्यूनतम संख्या क्या है जिसे 4, 6, 8, 12 तथा 16 से भाग देने पर प्रोजेक्ट स्थिति में 2 शेष बसता है?

52

48

50

56

Show Answer / उत्तर दिखाओ

(50)

4. Find the smallest square number, which number divisible by 10, 16 and 24. / सबसे छोटा वर्ग संख्या ज्ञात कीजिए, जो संख्या 10, 16 और 24 से विभाज्य है।

1600

2500

3600

4900

Show Answer / उत्तर दिखाओ

(3600)

5. Two number are in the ratio 3 : 4. If their HCF is 4, then find their LCM? / दो संख्या 3: 4 के अनुपात में हैं। यदि उनका ग.सा 4 है, तो उनका ल.सा ज्ञात कीजिए?

46

48

52

56

Show Answer / उत्तर दिखाओ

(48)

6. If x : y be the ratio of two whole numbers and z be their HCF, then the LCM of those two number is? / यदि x: y दो पूरी संख्याओं का अनुपात है और z उनका ग.सा है, तो उन दो संख्याओं का ल.सा ज्ञात कीजिए?

xy/z

xz/y

zy

xyz

Show Answer / उत्तर दिखाओ

(xyz)


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