# math

posted by kattie

he made 3 times as many swans as cranes.he made 5 times more cranes than dragons.in all, he made 25 origami figures. how many of each did he make ?

1. Damon

s = 3 c
c = 5 d

s + c + d = 25

3c + c + c/5 = 25

4.2 c = 25

c = 25/4.2 etc

2. Henry

3. Henry

Dragons = X,
Cranes = (X + 5X),
Swans = 3(X + 5X).

X + (X + 5X) + 3(X + 5X) = 25,
X + 6X + 18X = 25,
25X = 25,

X = 25/ 25 = 1 Dragon.

Cranes = 1 + 5*1 = 6.

Swans = 3(1 + 5*1) = 3*6 = 18

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