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UKMT Grey Kangaroo, 2025

Algebra Difficulty 3.0 AMC 10/12 Find the answer United Kingdom

The integers $a$ , $b$ , $c$ and $d$ satisfy $a < 2b$ , $b < 3c$ , $c < 4d$ , and $d < 100$ . What is the largest possible value of $a$ ?

(A) $1200$ (B) $2000$ (C) $2367$ (D) $2399$ (E) $2400$

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