1. The problem asks for the percentage of English books sold by A and B together compared to Hindi books sold by A. English books sold by A = 28 English books sold by B = 55 Total English books sold by A and B = 28 + 55 = 83 Hindi books sold by A = 50 Percentage = \frac{83}{50} \times 100 = 166%. 2. X sold 25% more English books than A. English books sold by A = 28 English books sold by X = 28 + 0.25 \times 28 = 28 \times 1.25 = 35 Hindi books sold by B = 54 Difference = 35 - 54 = -19 (absolute difference = 19). 3. Find the ratio of Hindi books sold by B to Urdu books sold by A. Hindi books sold by B = 54 Urdu books sold by A = 36 Ratio = 54 : 36 = 3 : 2. 4. Find the average number of books of three languages sold by B. Books sold by B: English = 55, Hindi = 54, Urdu = 32 Total books sold by B = 55 + 54 + 32 = 141 Average = \frac{141}{3} = 47. 5. Find the difference between total books sold by A and B. Total books sold by A = 28 + 50 + 36 = 114 Total books sold by B = 55 + 54 + 32 = 141 Difference = 141 - 114 = 27. 6. The problem involves a line graph for malls A, B, C, and D. Since data is not provided, we cannot solve Q6 to Q9. Final answers: Q1: 166% Q2: 19 Q3: 3:2 Q4: 47 Q5: 27 Note: Questions 6 to 9 cannot be answered without the line graph data.