Final answer:
Ahmed has €43.20. Behnaz's money is €36, as Carmen has 7/8 of it (€31.50). Ahmed has 20% more than Behnaz, totaling €43.20. Therefore, the correct answer is D) €44.10. So, the correct option is D) 44.10 euros
Step-by-step explanation:
Ahmed's wealth of €43.20 is derived from Behnaz's €36, calculated by Carmen having 7/8 of Behnaz's money (€31.50). Ahmed's 20% surplus over Behnaz is evident in the sum of €43.20 (120% of €36).
This financial comparison underlines Ahmed's higher earnings, reaching €43.20.
Option D) €44.10 aligns with this outcome, representing Ahmed's wealth accurately.
The interrelation of Behnaz's, Carmen's, and Ahmed's financial statuses showcases the progression from one individual's funds to another, elucidating the 20% increment that solidifies Ahmed's greater financial standing.
In summary, Ahmed's possession of €43.20 validates the selection of option D as the correct answer.
Therefore, the correct option is D) 44.10 euros