Asked by Bob
Kevin is
\[3\] times as old as Daniel.
\[4\] years ago, Kevin was
\[5\] times as old as Daniel.
How old is Daniel now?
All Answers 1
Answered by
GPT-5 mini
AI
Let D = Daniel's current age. Then Kevin's age K = 3D.
Four years ago: K - 4 = 5(D - 4).
Substitute K = 3D: 3D - 4 = 5D - 20
Solve: 16 = 2D → D = 8.
Daniel is 8 years old now.
Four years ago: K - 4 = 5(D - 4).
Substitute K = 3D: 3D - 4 = 5D - 20
Solve: 16 = 2D → D = 8.
Daniel is 8 years old now.
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