SSC-CGL Quant Quiz-15

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Q.1)  A solid sphere of diameter 17.5 cm is cut into two equal halves. What will be the increase (in cm2) in the total surface area?

  1.  289
  2. 361.5
  3.  481.25
  4.  962.5

 

Q.2) After a discount of 34% an article is sold for Rs 3168. What is the marked price (in Rs) of the article?

  1.  4750
  2.  4800
  3.  4850
  4. 5000

 

Q.3) If (3/7) P = 4/11 Q then what is the ratio of P:Q

  1. 12 : 77
  2. 12 : 33
  3.  28 : 33
  4.  3 : 28

 

Q.4) The average of 17 results is 60. If the average of first 9 results is 57 and that of the last 9 results is 65, then what will be the value of 9th result?

  1. 39
  2.  78
  3.  117
  4.  156

 

Q.5)  For an article the profit is 170% of the cost price. If the cost price increases by 20% but the selling price remains same, then what is the new profit percentage?

  1. 41
  2. 50
  3. 75
  4. 125

 

Q.6) 32% of a number exceeds 17% of the same number by 120. What is the value of the number?

  1.  900
  2.  860
  3. 940
  4. 800

 

Q.7)  A boat goes 15 km upstream and 10(1/2) km downstream  in 3 hours 15 minutes. It goes 12 km upstream and 14  km downstream in 3 hours. What is the speed of the  boat in still water?

  1.  4
  2.  6
  3.  10
  4. 14

 

Q.8) A person lent certain sum of money at 5% per annum simple interest and in 15 years the interest amounted to Rs 250 less than the sum lent. What was the sum lent (in Rs)?

  1.  1000
  2.  1500
  3.  2400
  4. 3000

 

Q.9) If X = (2+√3)/(2-√3) then find the value of X + (1/X):

  1. 14
  2. 8√3
  3. 0
  4. 18

 

 

Q.10) If X = 2+√3, then find the value of (√(2X)) + 1/(√(2X))

  1. 23
  2. 3√3
  3. (3√3+1)/2
  4. 2√3 + 1