Quant Quiz

 1.The area of a rectangular field is 460 square metres. If the length is 15 per cent more than the breadth, what is breadth of the rectangular field? 

(1) 15 metres  

(2) 26 metres  

(3) 34.5 metres 

(4) Cannot be determined 

(5) None of these

2.What will be the cost of gardening 1 metre broad boundary around a rectangular plot having perimeter of 340 metres at the rate of Rs. 10 per square metre? 

(1) Rs. 3,400/- 

(2) Rs. 1.700/- 

(3) Rs. 3440/- 

(4) Cannot be determined 

(5) None of these 

3.What would be the cost of building a 7 metres wide garden around a circular field with diameter equal to 280 metres if the cost per sq. metre for building the garden is Rs. 21? 

(1) Rs. 1,56,242  

(2) Rs. 2,48,521 

(3) Rs. 1,11,624 

(4) Rs. 2,06,118  

(5) None of these 

Directions (4-8): Study the given information carefully 

A basket contains 6 blue, 2 red, 4 green and 3 yellow balls. 

4.If 2 balls are picked at random, what is the probability that either both are green or both are yellow?

(1) 2/5   

(2) 3/35  

(3) 1/3

(4) 3/91  

(5) None of these   

5.If 5 balls are picked at random, what is the probability that at least one is blue? 

(1) 137/145   

(2) 9/91  

(3) 18/455

(4) 2/5  

(5) None of these   

6.If 2 balls are picked at random, what is the probability that both are blue? 

(1) 1/5   

(2) 8/91  

(3) 2/15

(4) 2/27  

(5) None of these 

7.If 4 balls are picked at random, what is the probability that 2 are red and 2 are green?

(1) 4/15    

(2) 5/27  

(3) 1/3

(4) 2/455  

(5) None of these   

8.If 3 balls are picked at random, what is the probability that none is yellow? 

(1) 3/455   

(2) 1/5  

(3) 44/91

(4) 4/5  

(5) None of these   

9.Vipul decided to donate 5% of his salary. On the day of donation he changed his mind and donated Rs. 1687.50 which was 75% of what he had decided earlier. How much is Vipul's salary? 

(1) Rs. 37.500  

(2) Rs. 45,000 

(3) Rs. 33,750  

(4) Cannot be determined  

(5) None of these  

10.Two numbers are less than the third number by 50% and 54% respectively. By how much per cent is the second number less than the first number ? 

(1) 13   

(2) 10 

(3) 12   

(4) Cannot be determined 

(5) None of these

Solutions: