https://preparationpoint.info/solved-past-papers-mcqs/ppsc-past-papers/ppsc-past-papers-2018/model-paper-91-assistant-in-agriculture-bs-16-2018-in-the-punjab-agriculture-department/if-aslam-sold-a-book-in-rs-118-and-he-got-50-profit-then-what-will-be-the-cost-price-of-the-book/