please want slouation this case step by step

Q-10 - Comprehensive The Mr.Abdullah has a monthly salary is SR-12,500 & earns from a part time job SR-2,500 / month. He bought a 24 Carat Gold bar of 120gms as an investment an year ago. He also kept 2,500 USD from his annual savings. He also gave his parents SR-2,500pm since the beginning of the year. His house loan is SR-3,000 a month and he purchased 1,500 shares of Al-Rajhi bank as an investment from which the bank gave him SR-5,000 as dividend. Abdullah also won an award and received SR-30,000 Cash prize. His savings are SR-25,000, at the lowest point of year Required: How much Zakat should he pay