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LCM and HCF Practice Test 3
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© examsnet.com
Question : 22
Total: 40
The HCF and LCM of two numbers are 42 and 630 respectively. If one of the numbers is 210 then find the other number
220
72
96
126
None of these
Validate
Solution:
Product of two numbers = HCF × LCM
210 × x = 42 × 630
x
=
42
×
630
210
x
=
126
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