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MATH / Today a father's age is five times his son's age. Exactly three years ago, the…

Problem

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problem

Today a father's age is five times his son's age. Exactly three years ago, the sum of their ages was 30. How old is the son today?

level

Level 2

type

Algebra

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task_id: a3dae3f7-d0b1-517e-87ac-fa3e3e2b8bb7
task_key: algebra--test--a3dae3f7-d0b1-517e-87ac-fa3e3e2b8bb7
task_revision_id: 2
config / split: algebra / test

Official source

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