Multiple Choice Questions

HCF and LCM of two numbers is 5 and 275 respectively and the sum of these two numbers is 80 Find the...........

Quantitative Aptitude (CCS) LCM, HCF

HCF and LCM of two numbers is 5 and 275 respectively and the sum of these two numbers is 80. Find the sum of the reciprocals of these numbers

16/125

32/275

32/125

16/275

a*b = 5*275 and a+b = 80
(a+b)/(a*b) = 80/(5*275) = 16/275

Hence, option 4 is the correct answer.

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