HSSC PGT Political Science Exam, 12.03.2016 Shift I

Total Questions: 80

41. Who designed Rashtrapati Bhawan?

Correct Answer: (3) Edwin Lutyens
Solution:

The President house was designed by Edwin Lutyens.

42. The addition of the square of two positive number is 100 and difference of square is 28, what is the addition of numbers?

Correct Answer: (3) 14
Solution:


- + -

43. A seller gains 12% profit of cost price. If his sale in one month is ₹ 791000, what is his prof- it?

Correct Answer: (5) None of the above
Solution:

44. A shopkeeper bought a chair with a written prize of ₹ 800 after two successive discount of 10% and 15%. He invests ₹ 28 in carrying it and sells in ₹ 800 afterwards. What is his profit percentage?

Correct Answer: (3) 25% 
Solution:
Two consecutive discount 10,15%

45. The smallest square number which is completely divisible by 14, 16 and 18 –

Correct Answer: (2) 7056
Solution:
LCM of 14, 16, 18 = 1008

To make it perfect square it has to be multiplied by one more 7.

7 × 1008 = 7056

46. The C.P. of 18 articles is equal to selling price of 15 articles. Find the profit percentage.

Correct Answer: (2) 20%
Solution:

47. A man bought 5 pencils for one rupee and sold them at 3 for 1 rupee. Find his profit percent- age.

Correct Answer: (1) 66% 
Solution:

Bought 5 pencil @₹1
Sold 3 pencils @₹1
Profit of 2 pencil

48. The product of the L.C.M and H.C.F of two numbers is 24 difference of two numbers is 2. Find the numbers–

Correct Answer: (4) 6 and 4
Solution:

LCM × HCF = a.b
given, LCM × HCF = 24
a - b = 2
∴ from options 6 × 4 = 24
  6 - 4 = 2
∴ a = 6 , b = 4

49. An amount of one lakh is in- vested in two types of shares. The first yields an interest of 9% per annum and the second 11% per annum. If the total interest after one year is 9750, the amount invested in each share was :

Correct Answer: (2) ₹ 62500, ₹ 37500
Solution:

50. From a mixture of milk and water in the ratio 2 : 3, 50% mixute is taken away and added with the same quantity of water. Find the reduced concentration of the mixture.

Correct Answer: (3) 50%
Solution:

Milk : Water
 2  : 3
200 : 300 --- (200 + 300 = 500)
As per question

250 × 2/5   250 × 3/5
100 : 150