the average weight of four pigs is 15 kg.weight less than 16 kg is considered as under weight.what maximum no. of pig can be under weight.
Options:
A) 0 B) 1 C) 2 D) 3 E) 4
sum of all four pigs weigh=60kg   it is possible that all four pigs are underweight.   because the average is 15kg which itself underweight.   answer 4
<result>E</result>
the average weight of four pigs is 15 kg.weight less than 16 kg is considered as under weight.what maximum no. of pig can be under weight.