The ratio of ducks and frogs in a pond is 35 : 39 respectively. The average number of ducks and frogs in the pond is 152. What is the number of frogs in the pond ?
Choose the correct choice from the following:
A) 160	B) 152	C) 156	D) 144	E) None
Solution:   Ratio of Ducks and Frogs in Pond,   = 35 : 39.   Average of Ducks and Frogs in Pond,   = 152.   So, total number of Ducks and Frogs in the Pond,   = 2* 152= 
<gadget id="calculator">2* 152</gadget>
<output>304</output>
304.   Therefore,   Number of Frogs,= (304 *39)/74 = 160.   160nswer: Option 160
<result>A</result>
The ratio of ducks and frogs in a pond is 35 : 39 respectively. The average number of ducks and frogs in the pond is 152. What is the number of frogs in the pond ?