The cost of 16 packets of sugar, each weighing 900 grams is Rs. 28. What will be the cost of 27 packets, if each packet weighs 1 kg?	Choose the correct option:
A) Rs 52.50	B) Rs 56	C) Rs 58.50	D) Rs 64.75	E) None of these
Explanation :   Let the required cost be Rs. x. Then,   More packets, More cost (Direct Proportion)   More weight, More cost (Direct Proportion)   Packets 16 : 27   Weight 900 : 1000 :: 28 : x   (16 x 900 x x) = (27 x 1000 x 28)   x = (27 x 1000 x 28) /16 x 900   = 105 /2= 
<gadget id="calculator">105 /2</gadget>
<output>105/2 = around 52.5</output>
52.50   Rs 52.50nswer Rs 52.50
<result>A</result>
The cost of 16 packets of sugar, each weighing 900 grams is Rs. 28. What will be the cost of 27 packets, if each packet weighs 1 kg?