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 av

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