A- The price of an ounce of gold has decreased from $1,575 last week to $1,571.85 today. What is the rate of percent decrease? (7 points) B- A man spends 2/7 of his $1,700 salary on loans. How much money remain (balance after spending on loans) with him? (Round your answers to the nearest hundredth) (7 points) C- Ahmed, Walid, and Faisal made $1,518 profit from selling used books. If Ahmed to receive double amount of Faisal and Walid to receive triple amount of Faisal. How much each one receives? (10 points) BUS101 2/4 2020-2021/Summer/Egypt D - A trip between two cities will take you 5 and 1/4 hours. Assume you have traveled 10/21 of the way. How much longer will the trip take? (6 points) E - The amount of foreign currency in the federal bank was $2.25 billion last year. This year the reserve amount to be $3.6 billion. What is the rate of percent increase? (6 points)