AFCAT Revision Mathematics- Set -01 By Free lessons by defence academy coimbatore

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11 August 2016- AFCAT MODEL Exam Revision Mathematic –Skill Finding Test

Time 2 hours                                                                                                                      100 marks

Each Wrong answer will get 1 negative mark,   Each Right will fetch 5 marks

1.       A number consists of two digits.  The digit at ten’s place is two times the digit at the unit’s place.  The number formed by reversing the digits is 27 less than the original number. Find the original number.

2.       Ram takes 5 days to complete a certain job and Shyam takes 8 days to do the same job.  If both of them work together, how long will they take to complete the work?

3.       A hostel spends Rs. 3200 as cost of rice for 20 students for 30 days.  IF they spend Rs. 2400 for 30 students, for how many days will the rice last?

4.       Sujatha cycles to her school at an average speed of 12 km/hr.  It takes her 20 minutes to reach the school.  If she wants to reach her school in 15 minutes. Then her average speed should be?

5.       In a boarding house of 80 boys, there is food provision for 30 days. If 20 more boys join the boarding house the provisions will last?

6.       A jeep finished a journey in 9 hours at a speed of 60 km per hour.  By how much should its speed be increased so that it may take only 6 hours to finish the same journey?

7.       A and B can complete a work in 20 days. B and C in 12 days, whereas C and A in 15 days. If they work together how long will it take for them to complete the work?

8.       A contactor undertakes to construct a road in 20 days and engages 12 worker. After 16 days, he finds that only 2/3 part of the works has been done.  How many more workers should he now engage in order to finish the job in time?

9.       If 20 % of 60% of a number is 144, then the number is____

10.   30 % of 28% of 480 is the same as____

a)      15% of 56% or 240  or   ( b) 60 % of 28% of 240

11.   45% of 1500 + 35% of 1700 =? % of 3127

12.   40 % of 1640 +? = 35% of 980 + 150% of 850?

13.   The value of a machine depreciates at the rate of 10 % after every year.  Its purchase price if at the end of two years its value is Rs. 11340 is___

14.   A music system was sold at a profit of 7%. If it had been sold at a profit of 10 %, the profit would have been Rs. 780 more. What is its cost Price?

15.   Jagadish receives Rs. 2400 as his monthly salary. If he spends 20 % of it as house rent, what is his house rent?, if he spends Rs. 7,200 for food items, What percent is he spending on food items?   

16.   The percentage required to pass in a paper is 40%, which is equal to 60 marks.  What is the total marks of the paper?

17.   If good be purchased for Rs. 840, and one fourth be sold at a loss of 20%, at what gain percent should the remainder be sold so as to gain 20 % on the whole transaction

18.   A manufacturer sells a car to a dealer at a profit of 50%, the dealer sells it to a customer at a profit of 20% and the customer sells it to a friend for Rs. 288000 at a loss of 20%. Find the cost of manufacturer.

19.   A shop keeper offers 15% season discount to the customers’ and still makes a profit of 19%. What is the Cost price for the Shopkeeper on a saree marked at Rs. 2240?

20.   Navin purchases a motor cycle, having marked price of Rs. 46,000 a a discount of 5%. If slaes tax is charge at 10 % find the amount Navin has to pay to purchase the motorcycle 

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