Q 1: In a two digit number, unit digit is 3 more than the ten's digit, the number formed by interchanging the digit and the original number are in the ratio 7:4 find the number. Answer:

Q 2: Half of a certain number added to its one third makes it 45. What is the number. Answer:

Q 3: In a stream whose current flows at the speed of 3 miles/hr., a man rowed upstream and returned to his starting point in 6.25 hrs. If the man rows at a speed of 5 miles/hrs., in still water, how long did he row upstream. 4 hrs. 6 hrs. 5 hrs.

Q 4: Adam aged 50 years, has a daughter Sue of age 20 years. How many years ago was the age of Adam three times that of his daughter. 3 years ago 6 years ago 5 years ago

Q 5: One third of a certain quantity exceeds one seventh of that quantity by 16. Find the quantity. Answer:

Q 6: In a two digit number, the unit is 5 less than the ten's digit. The whole number is 8 times the sum of the digits find the number. Answer:

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