SOLUTION: This question came on a Kangaroo test and had all the teachers stumped. Here is the question.. Lucy and her mother were both born in January. Today, March 19, 2015 , lucy adds the

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Question 962261: This question came on a Kangaroo test and had all the teachers stumped. Here is the question.. Lucy and her mother were both born in January. Today, March 19, 2015 , lucy adds the year of her birth, the year of her mother`s birth, her age, and her mother`s age. What result would she get?
A. 4028
B. 4029
C. 4030
D. 4031
E. 4032
Found 2 solutions by MathLover1, MathTherapy:
Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!

Lucy adds the year of her birth ,
the year of her mother`s birth ,

Lucy age,
and
her mother`s age



What result would she get:


Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!

This question came on a Kangaroo test and had all the teachers stumped. Here is the question.. Lucy and her mother were both born in January. Today, March 19, 2015 , lucy adds the year of her birth, the year of her mother`s birth, her age, and her mother`s age. What result would she get?
A. 4028
B. 4029
C. 4030
D. 4031
E. 4032
Let Lucy’s age, be L, and her mother’s, M

Year of Lucy’s birth: 2,015 – L

Year of mother’s birth: 2,015 – M

We then get: 2,015 – L + 2,015 – M + L + M, or  (CHOICE C) 

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