Question
Damian and Eileen had a number of stamps in the ratio 2:3. Damian and Melvin had a number of stamps in the ratio 3:1. If they had 108 stamps altogether, how many more stamps did Eileen have than Melvin?
Answers
Anonymous
d/e = 2/3 so e = 3d/2
d/m = 3/1 so m = d/3
d + e + m = 108
so
d + 3d/2 + d/3 = 108
6d/6 + 9d/6 + 2d/6 =108
17 d = 648
d = 38.118
e = 3 d/2 = 57.176
m = 12.706
e - m = 44.47
I suspect a typo.
d/m = 3/1 so m = d/3
d + e + m = 108
so
d + 3d/2 + d/3 = 108
6d/6 + 9d/6 + 2d/6 =108
17 d = 648
d = 38.118
e = 3 d/2 = 57.176
m = 12.706
e - m = 44.47
I suspect a typo.