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प्र: If log72 = m, then log4928 is equal to ? 2242 0

उत्तर : 2. "(1+2m)/2"
व्याख्या :
Answer: B) (1+2m)/2 Explanation: log4928 = 12log77×4 = 12+122log72= 12+log72= 12 + m= 1+2m2.

प्र: Which one of the following foreign agencies will assist the municipal agencies to improve quality of municipal schools through its School Excellence Programmes(SEP) ? 1261 0

उत्तर : 3. "ADB"
व्याख्या :
Answer: C) ADB Explanation: Asian Development Bank (ADB) announced that it will assist the municipal agencies to improve quality of municipal schools through its School Excellence Programme (SEP).

प्र: If x is a whole number, then x²(x² - 1) is always divisible by ? 1934 0

उत्तर : 3. "12"
व्याख्या :
Answer: C) 12 Explanation: we can do this by trial and error method. Putting x = 2,we get 2²(2² - 1) = 12.checking with other integers, the above equation always gives a value which is a multiple of 12,So, x²(x² - 1) is always divisible by 12.

प्र: If y/(x - z) = (y + x)/z = x/y then find z : y : x ? 1559 0

उत्तर : 2. "3:2:4"
व्याख्या :
Answer: B) 3:2:4 Explanation: Given, y/(x - z) = (y + x)/z = x/yyz = xy + x2 - yz - xz ....(1)Also xy = yx-z ⇒x2 -xz = y2 ....(2)Using (1) and (2), we get yz = xy - yz + y22yz = xy + y22z = x + y Only option (B) satisfies the equation.

प्र: Who among the following took over as the 25th Director General of the Border Roads(DGBR) ? 1134 0

उत्तर : 4. "Lt. Gen. Sanjeev Kumar Shrivastava"
व्याख्या :
Answer: D) Lt. Gen. Sanjeev Kumar Shrivastava Explanation: Lt. Gen. Sanjeev Kumar Shrivastava took over as the 25th Director General of the Border Roads (DGBR). He has replaced Lt. Gen. Suresh Sharma. Prior to it, he was holding the appointment of Director General Combat Engineers at Integrated Headquarters of Ministry of Defence(Army).

प्र: There are 209 doctors and nurses in a hospital. If the ratio of the doctors to the nurses is 11 : 8, then how many nurses are there in the hospital? 1858 0

उत्तर : 1. "88"
व्याख्या :
Answer: A) 88 Explanation: Given,The ratio of the doctors to the nurses is 11 : 8Number of nurses = 8/19 x 209 = 88.

प्र: If you had the chance to start your career over again, what would you do differently ? 965 0

उत्तर :
व्याख्या :
This depends on several factors. Different Individuals have different answers for it.You can answer as - " I will most likely be involved in a different but still related career path; something to do with the creative side. If I were to start over I would attempt to get myself to specialize in one area as a young man. It’s very interesting to follow one’s interests all at the same time, but you don’t get anywhere very quickly this way. By pursuing lots of interests all at the same time, it takes a long, long time to acquire professional level skills."

प्र: If (2a + 3b)/(5a - 3b) = 23/5 , then the value of ba is ? 1912 0

उत्तर : 3. "20"
व्याख्या :
Answer: C) 20 Explanation: Given (2a + 3b)/(5a - 3b) = 23/5 => 10a + 15b = 115a - 69b=> 105a = 84b => 5a = 4b a/b = 4/5 => a=4 & b=5=> bxa = 5x4 = 20.

प्र: If log72 = m, then log4928 is equal to ? 2242 0

उत्तर : 2. "(1+2m)/2"
व्याख्या :
Answer: B) (1+2m)/2 Explanation: log4928 = 12log77×4 = 12+122log72= 12+log72= 12 + m= 1+2m2.

प्र: Which one of the following foreign agencies will assist the municipal agencies to improve quality of municipal schools through its School Excellence Programmes(SEP) ? 1261 0

उत्तर : 3. "ADB"
व्याख्या :
Answer: C) ADB Explanation: Asian Development Bank (ADB) announced that it will assist the municipal agencies to improve quality of municipal schools through its School Excellence Programme (SEP).

प्र: If x is a whole number, then x²(x² - 1) is always divisible by ? 1934 0

उत्तर : 3. "12"
व्याख्या :
Answer: C) 12 Explanation: we can do this by trial and error method. Putting x = 2,we get 2²(2² - 1) = 12.checking with other integers, the above equation always gives a value which is a multiple of 12,So, x²(x² - 1) is always divisible by 12.

प्र: If y/(x - z) = (y + x)/z = x/y then find z : y : x ? 1559 0

उत्तर : 2. "3:2:4"
व्याख्या :
Answer: B) 3:2:4 Explanation: Given, y/(x - z) = (y + x)/z = x/yyz = xy + x2 - yz - xz ....(1)Also xy = yx-z ⇒x2 -xz = y2 ....(2)Using (1) and (2), we get yz = xy - yz + y22yz = xy + y22z = x + y Only option (B) satisfies the equation.

प्र: Who among the following took over as the 25th Director General of the Border Roads(DGBR) ? 1134 0

प्र: There are 209 doctors and nurses in a hospital. If the ratio of the doctors to the nurses is 11 : 8, then how many nurses are there in the hospital? 1858 0

उत्तर : 1. "88"
व्याख्या :
Answer: A) 88 Explanation: Given,The ratio of the doctors to the nurses is 11 : 8Number of nurses = 8/19 x 209 = 88.

प्र: If you had the chance to start your career over again, what would you do differently ? 965 0

प्र: If (2a + 3b)/(5a - 3b) = 23/5 , then the value of ba is ? 1912 0

उत्तर : 3. "20"
व्याख्या :
Answer: C) 20 Explanation: Given (2a + 3b)/(5a - 3b) = 23/5 => 10a + 15b = 115a - 69b=> 105a = 84b => 5a = 4b a/b = 4/5 => a=4 & b=5=> bxa = 5x4 = 20.

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प्र: If log72 = m, then log4928 is equal to ? 2242 05b5cc761e4d2b4197774fd5d

उत्तर : 2. "(1+2m)/2" व्याख्या :Answer: B) (1+2m)/2 Explanation: log4928 = 12log77×4 = 12+122log72= 12+log72= 12 + m= 1+2m2.

प्र: Which one of the following foreign agencies will assist the municipal agencies to improve quality of municipal schools through its School Excellence Programmes(SEP) ? 1261 05b5cc761e4d2b4197774fd53

उत्तर : 3. "ADB" व्याख्या :Answer: C) ADB Explanation: Asian Development Bank (ADB) announced that it will assist the municipal agencies to improve quality of municipal schools through its School Excellence Programme (SEP).

प्र: If x is a whole number, then x²(x² - 1) is always divisible by ? 1934 05b5cc761e4d2b4197774fd58

उत्तर : 3. "12" व्याख्या :Answer: C) 12 Explanation: we can do this by trial and error method. Putting x = 2,we get 2²(2² - 1) = 12.checking with other integers, the above equation always gives a value which is a multiple of 12,So, x²(x² - 1) is always divisible by 12.

प्र: If y/(x - z) = (y + x)/z = x/y then find z : y : x ? 1559 05b5cc761e4d2b4197774fd4e

उत्तर : 2. "3:2:4" व्याख्या :Answer: B) 3:2:4 Explanation: Given, y/(x - z) = (y + x)/z = x/yyz = xy + x2 - yz - xz ....(1)Also xy = yx-z ⇒x2 -xz = y2 ....(2)Using (1) and (2), we get yz = xy - yz + y22yz = xy + y22z = x + y Only option (B) satisfies the equation.

प्र: Who among the following took over as the 25th Director General of the Border Roads(DGBR) ? 1134 05b5cc761e4d2b4197774fd49

प्र: There are 209 doctors and nurses in a hospital. If the ratio of the doctors to the nurses is 11 : 8, then how many nurses are there in the hospital? 1858 05b5cc761e4d2b4197774fd44

उत्तर : 1. "88" व्याख्या :Answer: A) 88 Explanation: Given,The ratio of the doctors to the nurses is 11 : 8Number of nurses = 8/19 x 209 = 88.

प्र: If you had the chance to start your career over again, what would you do differently ? 965 05b5cc761e4d2b4197774fd3e

प्र: If (2a + 3b)/(5a - 3b) = 23/5 , then the value of ba is ? 1912 05b5cc761e4d2b4197774fd39

उत्तर : 3. "20" व्याख्या :Answer: C) 20 Explanation: Given (2a + 3b)/(5a - 3b) = 23/5 => 10a + 15b = 115a - 69b=> 105a = 84b => 5a = 4b a/b = 4/5 => a=4 & b=5=> bxa = 5x4 = 20.

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प्र: If log72 = m, then log4928 is equal to ? 2242 0

उत्तर : 2. "(1+2m)/2"
व्याख्या :
Answer: B) (1+2m)/2 Explanation: log4928 = 12log77×4 = 12+122log72= 12+log72= 12 + m= 1+2m2.

प्र: Which one of the following foreign agencies will assist the municipal agencies to improve quality of municipal schools through its School Excellence Programmes(SEP) ? 1261 0

उत्तर : 3. "ADB"
व्याख्या :
Answer: C) ADB Explanation: Asian Development Bank (ADB) announced that it will assist the municipal agencies to improve quality of municipal schools through its School Excellence Programme (SEP).

प्र: If x is a whole number, then x²(x² - 1) is always divisible by ? 1934 0

प्र: If y/(x - z) = (y + x)/z = x/y then find z : y : x ? 1559 0

उत्तर : 2. "3:2:4"
व्याख्या :
Answer: B) 3:2:4 Explanation: Given, y/(x - z) = (y + x)/z = x/yyz = xy + x2 - yz - xz ....(1)Also xy = yx-z ⇒x2 -xz = y2 ....(2)Using (1) and (2), we get yz = xy - yz + y22yz = xy + y22z = x + y Only option (B) satisfies the equation.

प्र: Who among the following took over as the 25th Director General of the Border Roads(DGBR) ? 1134 0

प्र: There are 209 doctors and nurses in a hospital. If the ratio of the doctors to the nurses is 11 : 8, then how many nurses are there in the hospital? 1858 0

उत्तर : 1. "88"
व्याख्या :
Answer: A) 88 Explanation: Given,The ratio of the doctors to the nurses is 11 : 8Number of nurses = 8/19 x 209 = 88.

प्र: If you had the chance to start your career over again, what would you do differently ? 965 0

प्र: If (2a + 3b)/(5a - 3b) = 23/5 , then the value of ba is ? 1912 0

उत्तर : 3. "20"
व्याख्या :
Answer: C) 20 Explanation: Given (2a + 3b)/(5a - 3b) = 23/5 => 10a + 15b = 115a - 69b=> 105a = 84b => 5a = 4b a/b = 4/5 => a=4 & b=5=> bxa = 5x4 = 20.