In a zoo there are 50 penguins, 4 lions, and 20 tarantulas with some zookeepers. If the total number of feet be XXX more than the number of heads in the caravan, the number of zookeepers is Choose the correct choice from the following options
A) 1 B) 2 C) 4 D) 6 E) 8
Explanation: Let number of keepers be x. Then, Total number of feet = 2 x 50 + 4 x 4 + 8 x 20 + 2x = 2x + 276. Total number of heads = 50 + 4 + 20 + x= 74 + x. Therefore (2x + 276) = (74 + x) + 210 or x = 8. Answer: 8
<result>E</result>
In a zoo there are 50 penguins, 4 lions, and 20 tarantulas with some zookeepers. If the total number of feet be XXX more than the number of heads in the caravan, the number of zookeepers is