In a group of equal number of cows and herdsmen the number of legs was 28 less than four times the number of heads the number of herdsmen wasA7B28C21D14Answer: D. 14 Read Explanation: let the number of cows and herds man be x 4 * 2x -28 = x * 2 + x * 4 8x - 28 = 2x + 4x, 8x - 6x = 28 2x = 28, x=14Read more in App