In a zoo there are 30 penguins, 22 zebras, and 8 tigers with some zookeepers. If the total number of heads are 132 less than the number of feet, the number of zookeepers is	Choose the correct choice from the following
A) 12 B) 14 C) 16 D) 18 E) 22
Explanation: Let number of zookeepers be x. Then, Total number of feet = 2 x 30 + 4 x 22 + 4 x 8 + 2x = 2x + 180. Total number of heads = 30 + 22 + 8 + x= 60 + x. Therefore (2x + 180) - 132 = (60 + x) + or x = 12. 12nswer: 12
<result>A</result>
In a zoo there are 30 penguins, 22 zebras, and 8 tigers with some zookeepers. If the total number of heads are 132 less than the number of feet, the number of zookeepers is