*$_The ratio of ducks and frogs in a pond is 37 : 39 respectively. The average number of ducks and frogs in the pond is 152. What is the number of frogs in the pond ??

*$_The ratio of ducks and frogs in a pond is 37 : 39 respectively. The

1.	*$_The ratio of ducks and frogs in a pond is 37 : 39 respectively. The average number of ducks and frogs in the pond is 152. What is the number of frogs in the pond ??
A.	148
B.	152
C.	156
D.	144
Answer» D. 144