Directions (Q. 1 - 5): Solve the following questions -

1) A machine P can print one lakh books in 8 hours, machine Q can print the same number of books in 10 hours while machine R can print them in 12 hours. All the machines are started at 9 A.M. while machine P is closed at 11 A.M. and the remaining two machines complete work. Approximately at what time will the work (to print one lakh books) be finished ?

A. 11:30 A.M.    
B. 12 noon
C. 12:30 P.M.    
D. 1:00 P.M.
E. None of these

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2) The cost price of 20 articles is the same as the selling price of x articles. If the profit is 25%, then the value of x is:

A. 15    
B. 16
C. 18    
D. 25
E. None of these

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3) A father said to his son, "I was as old as you are at the present at the time of your birth". If the father's age is 38 years now, the son's age five years back was:

A. 14 years    
B. 19 years
C. 33 years    
D. 38 years
E. None of these

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4) A jar full of whisky contains 40% alcohol. A part of this whisky is replaced by another containing 19% alcohol and now the percentage of alcohol was found to be 26%. The quantity of whisky replaced is:

A. 1/3
B. 2/3
C. 2/5
D. 3/5
E. None of these

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5) A, B, C rent a pasture. A puts 10 oxen for 7 months, B puts 12 oxen for 5 months and C puts 15 oxen for 3 months for grazing. If the rent of the pasture is Rs. 175, how much must C pay as his share of rent?

A. Rs. 45    
B. Rs. 50
C. Rs. 55    
D. Rs. 60
E. None of these

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