Finding Increase or Decrease Percentage in Situations
20 trucks can...
Question
20 trucks can hold 150 metric tonnes. How much will 12 trucks hold ?
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Solution
Let us suppose 12 trucks can hold ‘x’ metric tonnes .
The “number of trucks” and “total holding capacity” vary in direct proportion. ∴20150=12x ⇒x=12×15020 x=90
Hence, 12 trucks can hold 90 metric tonnes.