"In a herd of cows, the number of legs are 14 more than twice the number of heads. The
Channel: Doubtnut
Date: 2020-04-12

"In a herd
 of cows, the number of legs are 14 more than twice the number of heads. The
 number of cows in the herd is
(a) 5 (b) 7 (c) 10 (d) 12"