Quans - 8

Quans - 8

1.    A trader mixes 26 kg of rice at Rs. 20 per kg with 30 kg of rice of  other variety

   at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is:

a)    No profit, no loss         b) 5%               c) 8%               d) 10%

2.    A person takes a loan of Rs. 200 at 5% simple interest.  He returns Rs. 100 at

   the end of 1 year. In order to clear his dues at the end of 2 years, he would pay:

     

a)    105        b) 110         c)115                d) 115.50  

     

3.    3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours

a day must 4 pumps work to empty the tank in 1 day?

a)    9         b) 10              c) 11         d)          12

4.    Which of the following fraction is the largest?

a)    7/8         b)  13/16              c)  31/40      d)    63/80

5.    In a regular week, there are 5 working days and for each day, the working hours are 8. A man gets Rs.2.40 per hour for regular work and Rs.3.20 per hours for overtime. If he earns Rs.432 in 4 weeks, then how many hours did he work in four weeks?

a)    160         b)  175                   c) 180              d) 195

6.    The least perfect square, which is divisible by each of 21, 36 and 66 is:

a)    213444                 b) 214344        c) 214434        d) 231444

7.    Sakshi can do a piece of work in 20 days. Tanya is 25% more efficient than Sakshi. The number of days taken by Tanya to do the same piece of work is:

a)     15             b) 16                c) 18                d) 25

8.    A man took loan from a bank at the rate of 12% p.a. simple interest. After 3 years he had to pay Rs. 5400 interest only for the period. The principal amount borrowed by him was:

a)    Rs.2000     b) Rs.10000    c) Rs.15000    d) Rs.20000

9.    A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

a)    12 days     b) 15 days       c) 16 days       d)  18 days     

10.  A man buys a watch for Rs.1950 in cash and sells it for Rs.2200 at a credit of 1 year. If the rate of interest is 10% per annum, the man:

a)    Gains Rs.55          b) Gains Rs.50            c) Loses Rs.30            d) Gains Rs.30   

11.  A motorboat, whose speed is 15 km/hr in still water goes 30 km downstream and comes back in a total of 4 hours 30 minutes. The speed of the stream (in km/hr) is:

a)    4                      b) 5                  c) 6                   d) 10

12.   617 + 6.017 + 0.617 + 6.0017 = ?

      a) 6.2963               b) 62.965         c) 629.6357     d) None of these 

13.   Ayesha's father was 38 years of age when she was born while her mother was 36 years old when her brother four years younger to her was born. What is the difference between the ages of her parents?

a)    2 years                        b) 4 years        c) 6 years        d) 8 years

14.  Six years ago, the ratio of the ages of Kunal and Sagar was 6 : 5. Four years hence, the ratio of their ages will be 11 : 10. What is Sagar's age at present?

a)    16 years          b) 18 years      c) 20 years      d) Cannot be determined                   

15.  0.009/? = 0.1

        a) 0.009               b) 0.09             c) 0.9               d) 9

Answers:

1.      (b)    2.   (c)    3.   (d)    4.   (a)    5.   (b)    6.   (a)    7.   (b)    8.   (c)    9.   (b)

10.   (b)    11.  (c)   12.   (c)    13.   (c)    14.   (a)    15.   (b)