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

Algebra ->  Customizable Word Problem Solvers  -> Age -> 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       Log On

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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) About Me  (Show Source):
You can put this solution on YOUR website!

Lucy adds the year of her birth x,
the year of her mother`s birthy ,
x%2By
Lucy age, 2015-x
and
her mother`s age 2015-y
2015-x%2B2015-y
4030-x-y
4030-%28x%2By%29
What result would she get:
4030

Answer by MathTherapy(10552) About Me  (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 highlight_green%284030%29 (CHOICE C)