In a certain pet shop, the ratio of dogs to cats to bunnies in stock is 3 : 7 : 12. If the shop carries 375 dogs and bunnies total in stock, how many dogs are there?  Choose the correct choice.
A) 42
B) 66
C) 75
D) 112
E) 154
Let us assume the number of dogs, cats and bunnies to be 3x, 7x and 12x   Total dogs and bunnies = 15x.   And we are given that 15x = 375.   Hence x = 25.   Dogs = 3x = 3*25= 
<gadget id="calculator">3*25</gadget>
<output>75</output>
75 (Option 75)
<result>C</result>
In a certain pet shop, the ratio of dogs to cats to bunnies in stock is 3 : 7 : 12. If the shop carries 375 dogs and bunnies total in stock, how many dogs are there?