If a quarter kg of potato costs 60 paise, how many paise does 200 gm cost?
Options.
A) 65 paise B) 70 paise C) 52 paise D) 48 paise E) 75 paise
Explanation:   (Chain Rule)   Let 200 gm potato costs x paise   Cost of 14 Kg potato = 60 Paise   =&gt; Cost of 250 gm potato = 60 Paise (∵1/4 kg=1000/4= 
<gadget id="calculator">1000/4</gadget>
<output>250</output>
250 gm)   More quantity, More Paise (direct proportion)   Hence we can write as   (Quantity) 200 : 250 :: x : 60   ⇒200×60=250 × x   ⇒4×60=5 × x   ⇒4×12= x   ⇒x=48   Answer: Option 48 paise
<result>D</result>
If a quarter kg of potato costs 60 paise, how many paise does 200 gm cost?