A man willed his property to his three sons ---- to the youngest he gave Rs. 698.49, to the second 3.4 as much as to the youngest, and to the eldest 3.7 times as much as to the second. What was the value of his estate?
It takes Ali 30 minutes to mark a paper. Aslam only needs 25 minutes to mark a paper. If the both start marking papers at 11:00 AM, at what time they will finish marking at the same time.