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Like Grandfather Like Grandson

Problem #38
Deadline to submit the solution: May 31st, 2001

 

Grandfather's and grandson's combined age is 65.

Grandfather's age is equal to the number of months contained in the grandson's age

Q1. How old is each of them if ?

 

Solutions

Canzofigo from Sinagpore
Grade: 6 Age: 12 School: C H I J Bt Timah
Solution:
Q1: grandpa: 60, grandson: 5

1 yr = 12 mths 65 yr = 780 mths method: tabulation grandson (yrs)/grandson (m)/grandfather (y)/grandfather (m)/mths 5 / 60 / 60 / 720 / 780
About me: I love Math + -*/
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shoo from usa
Grade: 3rd Age: 8 School: eatonelementary
Solution:
Q1: Grandfather is 60years
Q2: grandson is 5years,60 months

60 months=5 years and 60 months is equals to grandfathers age.
About me: I am shoo,interested in maths a lot and loves to solve ur puzzles
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Eddie from U.S.A.
Grade: 2 Age: 7 School: Seawell School
Solution:
Q1: G.S. 5 G.F.60

The grandson is 5 because there are 12 month in a year and 12 times 5 is 60 .The grandfather is 60 years old because 60 plus 5 is 65 .
About me: I live in Chapel Hill and I like Game Boy .
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Matthew and John from USA
Grade: 3rd Age: 9 School: Crane
Solution:
Q1: grandfather 60 grandson 5


About me: third graders
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David from USA
Grade: 2 Age: 7 School: Macky School
Solution:
Q1: 60 years old and 5 years old

Grandfather is 60 years old. Grandson is 60 monthes old that is 5 years old.
About me:

 


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