If a quarter kg of potato costs 60 paise, how many paise does 200 gm cost?  Choose the correct answer.
A) 65 paise  B) 70 paise  C) 52 paise  D) 48 paise  E) None of these
Explanation :   Let 200 gm potato costs x paise   Cost of ¼ Kg potato = 60 Paise   =&gt; Cost of 250 gm potato = 60 Paise (∵ 1 Kg = 1000 gm =&gt; ¼ 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   Quantity200:250}::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?