Mary, Peter, and Lucy were picking chestnuts. Mary picked three times as much as much chestnuts than Peter. Lucy picked 5 kg more than Peter. Together the three of them picked 30 kg of chestnuts. How many kilograms of chestnuts did Mary, Peter, and Lucy pick respectively?
Pick.
A) 10, 15, and 5 B) 15, 10, and 5 C) 15, 5, and 10 D) 10, 5, and 15 E) 5, 10, and 15
M = 3P   L = P+5   M + P + L = 30   3P + P + (P+5) = 30   P = 5, M = 15, L = 10   Therefore, Mary, Peter, and Lucy picked 15, 5, and 10 kg, respectively.   The answer is 15, 5, and 10.
<result>C</result>
Mary, Peter, and Lucy were picking chestnuts. Mary picked three times as much as much chestnuts than Peter. Lucy picked 5 kg more than Peter. Together the three of them picked 30 kg of chestnuts. How many kilograms of chestnuts did Mary, Peter, and Lucy pick respectively?