code master

X % of 500 = 40 % of 250. Find X.

•  a)25   

• b)30  

• c)50  

• d)20   

• e) None of these

In a class of 200 students, 30 students are boys. What percent of students in the class are boys?

•        a)20%   

• b)15% 

•   c)25%  

• d)30%   e) None of these

•  e) None of these

The cost price of an article is 80% of its selling price. The   selling price is what percent of cost price?

      

• a)100%   

• b)120% 

•   c)80%  

• d)125% 

•  e) None of these

Find a single discount equivalent to three successive discounts of 20% ,25%, 10%.

       

• a)45%   

• b)54%  

• c)46%  

• d)52%   

• e) None of these

A sum of Rs. 6,250 amounts to Rs. 7,290 in 2 years at Compound Interest. Find the rate Per Annum.

       

•  a)10%   

• b)7%  

• c)9%  

• d)8%   

• e) None of these

  The average age of 8 students in a class is 20 years and    the average age of the other 12 students is 15 years. Find the average of the class?

• a) 17 years   

• b) 16 years  

• c) 18 years  

• d) 19 years

There are 8 buses running between Bagalkote and Belagavi. In how many ways can a man go from Bagalkote to Belagavi and return by a different bus?

        

• a) 56    

• b) 64   

• c)42   

• d)49

In how many ways can committee of 4 be chosen from 10 members?

        

• a) 40     

•  b) ¹⁰p₄     

• c)10000  

• d) None of these

   Introducing a man to her husband ,a woman said, "his brother’s father is the only son of my grandfather”,how is the woman related to his man?

   

•      a)Mother  

• b)Aunt   

• c)Sister  

• d)Daughter      

• e)Grandmother

Odd one out

121, 12321, 123321, 12345321, 12345654321

             

• a)12321  

• b)123321   

• c)12345321  

• d)12345654321