if a b c are positive integers such that a by 3 is equals to b by 4 is equals to 3 by 5 and abc
is equals to 1620 then b=
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a/3=b/4=3/5
abc=1620
a/3=3/5
3to 3 cancel
a=1/5
b/4=3/5
b=3×4/5
b=12/5
abc=1620
a/3=3/5
3to 3 cancel
a=1/5
b/4=3/5
b=3×4/5
b=12/5
pushpavathi52:
but the answer is 12
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