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Subjects
Class 10MathematicsReal NumbersFundamental Theorem of ArithmeticHardLevel 4
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The HCF of two numbers is 24 and their LCM is 840. If one number is 120, what is the other number?

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Answer and explanation

Correct answer: 168

Step 1: Product of the two numbers is (24\times840=20160). Step 2: One number is 120, so the other is (20160\div120=168). Step 3: You can check the answer by confirming that HCF of 120 and 168 is 24.

Related tags

Hcf-Lcm-RelationMissing-NumberHard

Frequently asked questions

What is the correct answer to this question?

168

Why is this the correct answer?

Step 1: Product of the two numbers is (24\times840=20160). Step 2: One number is 120, so the other is (20160\div120=168). Step 3: You can check the answer by confirming that HCF of 120 and 168 is 24.

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: Fundamental Theorem of Arithmetic.

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