Lemma
MediumPermutations & combinations
AQuA-RAT train #74761 · Combinatorics · Permutations & combinations

Directions(11-15): Study the following arrangement of numbers, letters and symbols carefully and…

Directions(11-15): Study the following arrangement of numbers, letters and symbols carefully and answer the questions given below: B @ K I 9 D © 5 2 T $ M 4 E J # U R 1 A δ K 5 W 6 % F Q 7 H P 8 Z How many such symbols are there in the above arrangement, each of which is immediately preceded by a letter but not immediately followed by a letter?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #74761

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