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Thursday, May 10, 2018

COMPETITIVE EXAMS STUDY


NUMERICAL APTITUDE, SCIENCE and REASONING QUESTIONS for COMPETITION EXAMS

    
     1)        Three partners shared the profit in a business in the ratio 5 : 7 :8              They had partnered for 14 months, 8 months and 7 months                        respectively. What was the ratio of their investment  ?
      i)5:7:8
      ii)38:28:21
      iii)20:49:64
      iv)None of these


2)     If 4 (P's Capital ) = 6 ( Q's Capital ) = 10 ( R's Capital ) , then     out of the total profit of Rs 4650 , R will receive.

                               i.            Rs 600

                             ii.            Rs 700

                          iii.            Rs 800

                          iv.            Rs 900

3)     The cost of 8 lemons euals to the selling price of  5 lemons then what will            be the gain or loss percentage.
i)       60%
ii)    50 %
iii)   40 %
iv)  65 %
4)     Rohit sells two pens ,one pen at 10 % profit and another at 10% loss ,        what will be his gain or loss percent in selling both pen if their cost price      was Rs 20 and Rs 30 consicutively.
i)       15%
ii)    20%
iii)  10%
iv)  12%

5)  Sandeep sells two oxes at Rs 10000 each ,if he get 10 % profit in selling         one and 10%in selling other, then what will be his profit or loss   percentage in selling both .
i)       10%
ii) 12%     
iii) 5 %
iv) 8%
6)    Among a herd of the deers half of the deers went to drink water in the          river , half of the remaining went to play in a field,if  rest remaining  20               deers returned to the jungle  then how many deers originally were in       the herd.
       i) 70
       ii) 80
       iii) 90
       iv)65

7)    A shopkeeper buys a number of books for Rs 80. If he had bought 4 more             books for the same amount , each book would have cost Rs 1 less. How        many books did he buys ?
        i) 20
        ii) 15
        iii) 16
        iv) 17
8)    If  the price of a book is reduced by Rs 5,a person can buy 5 more books    for Rs 300. Find the original list price of the book.
        i) Rs 25
        ii) Rs 30
        iii) Rs 20
        iv) Rs 18
9)    A dealer sells a toy for Rs 20 and gains as much percent as the cost price of the toy.Find the cost price of the toy .
        i) Rs 25
        ii) Rs 30
        iii) Rs 35
        iv) Rs 20
10) One fourth of a herd of camels was seen in the forest . Twice the square             roots of the herd had gone to mountains and the remaing 15 camels were           seen on the bank of a river .Find the total number of camels.
        i)40
        ii) 50
        iii) 36
        iv) 26
11) A train travels 360 km at a uniform speed .If the speed had been 5 km/hr             more ,it would have taken 1 hour less for the same journey.Find the          speed of the train.
        i) 30 km/h
        ii) 20 km/h
        iii) 40 km/h
        iv) 25 km/h
12)             The sum of two numbers is 16.The sum of their reciprocals is 1/3.Find the         numbers .
        i)6,13
        ii) 4,12
        iii)3,8
        iv) 2,7
13) If 5 times the fifth term of an A.P is equal to 8 times its eighth term,          then   what will be its 13 th term ?
        i)10
        ii)12
        iii) 15
        iv)0
14) How many two digit numbers are divisible by 3 ?
        i) 20
        ii) 30
        iii) 40
        iv) 25
15) How many multiples of 4 lies between 10 and 250 ?
        i)70
        ii)60
        iii)40
        iv) 55
16) Two circles touch internally .The sum of their areas is 116 π sq.cm and      distance between their centres is 6 cm.Find the radii of the circles.
        i) 15 cm, 11 cm
        ii) 10 cm, 5 cm
        iii) 12 cm, 10 cm
        iv) 10 cm, 4 cm
17) A wire is looped in the form of a circle of radius 28 cm. It is re-bent into a            square form .Determine the length of the square.
        i) 34 cm
        ii) 43 cm
        iii)44 cm
        iv)50 cm
18) The side of a square is 10 sq.cm.Find the area of circumscribed circle .
        i) 135 sq.cm
        ii) 125 sq.cm
        iii) 157 sq.cm
        iv) 137 sq.cm

19)  What is the are of an equilateral triangle of side 16 cm?
        i)48 sq.cm
        ii)128 sq.cm
        iii)9.6 sq.cm
        iv)64 sq.cm
        20)  If the sides of a triangle are 26 cm, 24 cm and 10 cm, what is its area?
        i)120 sq,cm
        ii) 130 sq.cm
        iii) 312 sq.cm
        iv)315 sq.cm
21)      The perimeter of a triangle is 28 cm and the inradius of the triangle is          2.5 cm. What is the area of the triangle?
i)25 sq.cm

ii)42 sq.cm

iii) 49 sq.cm

iv) 70 sq.cm

22)  Find the area of trapezium whose parallel sides are 20 cm and 18 cm        long, and the distance between them is 15 cm.
         i) 225 sq.cm

         ii) 275 sq.cm

         iii) 285 sq.cm

         iv)31sq.cm                                                                                                                                   
23)   The  sum of three consecutive integers is 102. Find the lowest of the     three?
      i)40
      ii)33
      iii)53
      iv)29

24)    The sum of the two digits of a number is 10. If the number is subtracted       from the number      obtained by reversing its digits, the result is 54. Find the number?
          i) 34
          ii)28
          iii)12
          iv)17
25)    The sum of the present ages of two persons A and B is 60. If the age of A      is twice that of  B, find the sum of their ages 5 years hence?
          i) 50
          ii) 60
          iii) 70
          iv) 80
26)      The length of the bridge, which a train 130 metres long and travelling at 45 km/hr can cross in 30 seconds, is;
            i)200 m
            ii) 225 m
            iii) 245 m
            iv)250 m
27)    The L.C.M. (Lowest (or Least) Common Multiple) of two numbers is 45       times to their H.C.F (Highest Common Factor). If one of the numbers is            125 and sum of L.C.M. and H.C.F. is 1150, the other number is:
          a) 215
          b) 220
          c) 225
          d) 235

28)    The number of coins 1.5 cm in diameter and 0.2cm thick to be melted to       form a right circular cylinder of height 10 cm and diameter 4.5 cm is:
          a) 380
          b) 450
          c) 472
          d) 540
29)  The  average  of  7 consecutive numbers is 20. The          largest  of  these  numbers  is
    a)20
    b)22
   c)23        
    d)24            

30)      1) A person incurs 5% loss by selling a watch for Rs.1140 at what price      should the watch            be sold  is earn 5% profit?
            i)Rs 1160
            ii)Rs 1260
            iii) Rs 1350
            iv)Rs 1200
31)    An article sold at a loss of 10%, Its CP is 800. A discount of 20% was offered on the labeled price while selling. What is the loss% at the    labeled price?
            i) 10%
            ii)15%
            iii)12%
            iv)20%
32)      By what percent must the cost price be raised in fixing the sale price in   order             that there may be a profit of 20% after allowing a commission of     10%.
            i)32%
            ii)33.5%
            iii)43%
            iv)35%
33)    A cloth merchant sold half of his cloth at 20% profit and half of the    remaining cloth at 20% loss and remaining at the cost price. In total   transmission what will be his gain or loss?
          i) 6%
          ii) 8%
          iii) 10%
          iv) 5%
34)    A man can row 18km/hr in still water. speed of the man in downstream         is thrice the speed in upstream. Find the rate of stream.
          i)10 km/h
          ii) 9km/h
          iii) 5 km/h
          iv) 7 km/h
34)      A streamer  takes 3hr to cover a distance of 24km upstream, if the rate   of  stream is 3 kph. Then find the speed of steamer.
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