1. log9 (3log2 (1 + log3 (1 + 2log2x))) = 12. Find x.

  1. 4
  2. 12
  3. 1
  4. 2
Show Answer
Answer: Option D Explanation: log9 (3log2 (1 + log3 (1 + 2log2x)) = 1/2 3log2(1 + log3(1 + 2log2x)) = 91/2 = 3 log2(1 + log3(1 + 2log2x) = 1 1 + log3(1 + 2log2x) = 2 log3(1 + 2log2x) = 1 1 + 2log2x = 3 2log2x = 2 log2x=1 x=2
[/vc_column_text][vc_column_text]2.The bar graph given below shows the foreign exchange reserves of a country (in million US $$$) from 1991-1992 to 1998–1999. Capture6 The foreign exchange reserves in 1996-97 were approximately what percent of the average foreign exchange reserves over the period under review?
  1. 95%
  2. 110%
  3. 115%
  4. 125%
Show Answer
Answer: Option D Explanation: Average foreign exchange reserves over the given period =[1/8×(2640+3720+2520+3360+3120+4320+5040+3120)] =3480 millionUS $ Foreign exchange reserves in 1996 – 1997 =4320 million US $ Required percentage: =(4320/3480×100)% =124.14% ≈ 125%
[/vc_column_text][vc_column_text]3. P, Q, R, S, T, V and W are seven friends who left for seven different destinations: Delhi, Chennai, Hyderabad, Bangalore, Kolkata, Chandigarh and Jaipur- each one left on a different day of the week. R left for Jaipur on Monday. On the last day of the week, which was a Sunday, the person left for Bangalore. T left the next day of P who left for Chandigarh and on the previous day of W. S left for Kolkata on Friday. Q did not leave for either Hyderabad or Bangalore and W left for Delhi. Question 1: On which day of the week did Q leave? (a) Sunday (b) Saturday (c) Wednesday (d)Data inadequate (e) None of these Question 2: Who left for Bangalore? (a) T (b) P (c) V (d) Data inadequate (e) None of these Question 3: On which day of the week did T leave? (a) Tuesday (b) Thursday (c) Sunday (d) Wednesday (e) None of these Question 4: Which of the following combinations of person-place is NOT correct? (a) R- Jaipur (b) P- Chandigarh (c) T- Hyderabad (d) V-Bangalore (e) All are correct Show Answer
We know R left for Jaipur on Monday. T left the next day of P. According to the given information, if R is the first man to leave, then T, W, P leave after him in the given consecutive order.. Now R left for Jaipur, P left for Chandigarh, S left for Kolkata and W left for Delhi. Now T, V and Q can go to the following cities: Chennai, Hyderabad, and Bangalore. Q did not leave for Hyderabad and Bangalore, so Q left for Chennai. T is not the last person to leave, so T left for Hyderabad and lastly V left for Bangalore on Sunday.
Day Person City
Monday R Jaipur
Tuesday P Chandigarh
Wednesday T Hyderabad
Thursday W Delhi
Friday S Kolkata
Saturday Q Chennai
Sunday V Bangalore
Answer 1: Q left on Saturday Answer 2: V left for Bangalore Answer 3: T left on Wednesday Answer 4: All combinations are correct.
[/vc_column_text][vc_column_text]4. Critical Reasoning Unless you dedicate your whole life to it, you will never learn to speak the language of another country to perfection; you will never know its people and its literature with complete intimacy. Which of the following is likely to undermine the above argument? [A] I can speak 10 foriegn languages already [B] I do not travel to foreign countries [C] I am happy with the languages I know and do not need to learn any other language [D] I should spend time to understand my own people and literature first, only then can I appreciate other languages and culture. Show Answer
Answer: Option D Explaination : Option 4 Undermines The Argument As It Is best for us to understand our people and literature first and that itself ll take a life time according to it , so we cannot go for any other country.
[/vc_column_text][vc_column_text]5. Which Indian sportsperson has elected as the new member of BWF Atheletes’ commission? [A] Jwala Gutta [B] Ashwini Ponnappa [C] P V Sindhu [D] Aparna Popat   Show Answer
Answer: Option C Explaination : Olympic silver medallist P V Sindhu has been elected as the new member of Badminton World Federation (BWF) Athletes’ Commission after topped the ballot with 129 votes. With this, she became the second Indian after her compatriot Saina Nehwal to be inducted in the Commission. Apart from the Indian shuttler, Kirsty Gilmour of Scotland, Lithuania’s Akvile and Germany’s Marc Zwiebler were elected for a four-year term.
[/vc_column_text][/vc_column][vc_column width="1/3"][/vc_column][/vc_row]]]>

CATKing Free PDFs