Concept: The question tests on the basics of Algebra
Solution:
1/3+1/4+1/5+1/6
=r (1/9+1/12+1/15+1/18)
=>1/3+1/4+1/5+1/6
=r∗1/3(1/3+1/4+1/5+1/6) (Taking the 1/3 common)
=>r∗1/3=1
=>r=3.r=3 (option c)
Modified on: Wed, 13 Oct, 2021 at 11:28 AM
Concept: The question tests on the basics of Algebra
Solution:
1/3+1/4+1/5+1/6
=r (1/9+1/12+1/15+1/18)
=>1/3+1/4+1/5+1/6
=r∗1/3(1/3+1/4+1/5+1/6) (Taking the 1/3 common)
=>r∗1/3=1
=>r=3.r=3 (option c)
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