A dealer sold 2 cell phones for Rs 1800
each. On the first he gained 20% but in
the second he lost 10%. Find his gain or
loss per cent on the whole.
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A dealer sold 2 cell phones for Rs 1800
each. On the first he gained 20% but in
the second he lost 10%. Find his gain or
loss per cent on the whole.
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Step-by-step explanation:
first he gains 20%
in next he got lost 10%
ok
20%-10%=10%
he got profit 10%
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