the
·10 Increuse: IFI in the ratio 16:9
sy The quanitig can be expressed as an imporper frac-
new quantity is greater than the old quantity
this batio to the ola quantity, is known as increasing
quantity in a given ratio. If the ratio of a new qua
old quantity can be expressed as a propes fraction ,
quantity is less than old quantity. Applying this no
quantity is known as decreasing the old quanti
pation,
Example 8
Increse 20 in the ratio 3:4
solution our
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