25persons:130 person=15kg:78kg say true or false
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Answered by
3
(a) False, Because
12 2 12:18 2:3
18 3
= ==
and
28 1 28:56 1:2
56 2 = ==
These are not equal..
12 2 12:18 2:3
18 3
= ==
and
28 1 28:56 1:2
56 2 = ==
These are not equal..
nithin7269:
poda பண்ணி
Answered by
3
Let the 4th ratio be x
25 : 130 : : 15 : x
Product of means = Product of extremes
25x= 130×15
x=
After cancellation...
x= 78
Hence, proved that the proportion is true
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