lf a dozen pencil cost$30how many pencils can be bought for $50
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20 pencil ✏......
<<Raj singh >>
<<Raj singh >>
skahasan:
1pencil cost 30/12..in 50$..nos of pencil..12/30*50=20nos pencil
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$30=12pencils
$1=12/30
for $50=(12×50)/30
=20 pencils
$1=12/30
for $50=(12×50)/30
=20 pencils
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