If 4 × 24 = 6, 2 × 8 = 4, and 1 × 3 = 3, then find the value of 7 × 21 according to the same pattern.

Assuming the given statements to be true, find which of the given conclusions is definitely true. Testbook Statement: C ≥ H F = C

If 'A' denotes 'addition', 'B' denotes 'multiplication', 'C' denotes 'subtraction', and 'D' denotes 'division', then what will be the value of the following expression? 483 D 23 A 93 C 16 B 4 C (15 B 2)