KiyaaWiyaa KiyaaWiyaa

25-10-2016
Mathematics

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Bobby,Billy, and Barry smith are each one year apart in age. The sum of their ages is greater than the age of their father , who is 60. How old the oldest brother can be?

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blahblahblah10 blahblahblah10

25-10-2016

The oldest son is 30 years old.

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texaschic101 texaschic101

25-10-2016

x + x + 1 + x + 2 > 60
3x + 3 > 60
3x > 57
x > 57/3
x > 19

x + 1 = 19 + 1 = 20
x + 2 = 19 + 2 = 21

oldest brother can be at least 21

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