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प्र: A card is drawn from a pack of 52 cards. The probability of getting a queen of the club or a king of the heart is? 1465 0

उत्तर : 1. "1/26"
व्याख्या :
Answer: A) 1/26 Explanation: Here in this pack of cards, n(S) = 52 Let E = event of getting a queen of the club or a king of the heart Then, n(E) = 2 P(E) = n(E)/n(S) = 2/52 = 1/26

प्र: If (89)2 is added to the square of a number, the answer so obtained is 16202. What is the (1/26) of that number? 3286 0

उत्तर : 3. "3.5"
व्याख्या :
Answer: C) 3.5 Explanation: Let the number is = x (89)2 + x2 = 16202 x2 = 8281 x = 91 => (1/26) of 91 = 3.5

प्र: A man can row upstream at 16 km/hr and downstream at 24 km/hr. Find the speed of the current. 1862 0

उत्तर : 1. "4 kmph"
व्याख्या :
Answer: A) 4 kmph Explanation: Speed of the current = 24-16/2 = 8/2 = 4 km/hr.

प्र: 28 Men and 52 women working together completes a work in 22.5 days. 35 men and 65 women working together on same work will complete it in how many days? 2019 0

उत्तर : 2. "18"
व्याख्या :
Answer: B) 18 Explanation: Clearly total persons are increased in 28/35 :: 52/65 = 4:5. As time is inversely proportional to men, so total time will decrease in the ratio 5:4. Hence, 22.5 x 4/5 = 18 days.

प्र: In which city Indian Railways has installed Asia’s largest Solid State Interlocking (SSI) system? 1358 0

उत्तर : 4. "Kharagpur"
व्याख्या :
Answer: D) Kharagpur Explanation:

प्र: Find which of the two conclusions I and II given below is/are definitely true from the the given statements. Statements: I > W > T > N, I = F = G = C Conclusions: I. W > I II. C > N 1199 0

उत्तर : 2. "Only Conclusion II is true"
व्याख्या :
Answer: B) Only Conclusion II is true Explanation: From the given Statements : 1. I > W > T > N 2. F = G = C Conclusions are : I. W > I (False) II. C > N (True)

प्र: _________ is a specialized server that enables the client to share application and data across the network. 1932 4

उत्तर : 2. "File server"
व्याख्या :
Answer: B) File server Explanation:

प्र: If 15% of x = 20% of y, then x:y is ___? 2357 0

प्र: A card is drawn from a pack of 52 cards. The probability of getting a queen of the club or a king of the heart is? 1465 05b5cc6bde4d2b4197774d94c

उत्तर : 1. "1/26" व्याख्या :Answer: A) 1/26 Explanation: Here in this pack of cards, n(S) = 52 Let E = event of getting a queen of the club or a king of the heart Then, n(E) = 2 P(E) = n(E)/n(S) = 2/52 = 1/26

प्र: If (89)2 is added to the square of a number, the answer so obtained is 16202. What is the (1/26) of that number? 3286 05b5cc6bde4d2b4197774d947

उत्तर : 3. "3.5" व्याख्या :Answer: C) 3.5 Explanation: Let the number is = x (89)2 + x2 = 16202 x2 = 8281 x = 91 => (1/26) of 91 = 3.5

प्र: A man can row upstream at 16 km/hr and downstream at 24 km/hr. Find the speed of the current. 1862 05b5cc6bde4d2b4197774d942

उत्तर : 1. "4 kmph" व्याख्या :Answer: A) 4 kmph Explanation: Speed of the current = 24-16/2 = 8/2 = 4 km/hr.

प्र: 28 Men and 52 women working together completes a work in 22.5 days. 35 men and 65 women working together on same work will complete it in how many days? 2019 05b5cc6bde4d2b4197774d93d

उत्तर : 2. "18" व्याख्या :Answer: B) 18 Explanation: Clearly total persons are increased in 28/35 :: 52/65 = 4:5. As time is inversely proportional to men, so total time will decrease in the ratio 5:4. Hence, 22.5 x 4/5 = 18 days.

प्र: In which city Indian Railways has installed Asia’s largest Solid State Interlocking (SSI) system? 1358 05b5cc6bde4d2b4197774d938

उत्तर : 4. "Kharagpur" व्याख्या :Answer: D) Kharagpur Explanation:

प्र: Find which of the two conclusions I and II given below is/are definitely true from the the given statements. Statements: I > W > T > N, I = F = G = C Conclusions: I. W > I II. C > N 1199 05b5cc6bde4d2b4197774d933

उत्तर : 2. "Only Conclusion II is true" व्याख्या :Answer: B) Only Conclusion II is true Explanation: From the given Statements : 1. I > W > T > N 2. F = G = C Conclusions are : I. W > I (False) II. C > N (True)

प्र: _________ is a specialized server that enables the client to share application and data across the network. 1932 45b5cc6bde4d2b4197774d92e

उत्तर : 2. "File server" व्याख्या :Answer: B) File server Explanation:

प्र: If 15% of x = 20% of y, then x:y is ___? 2357 05b5cc6bde4d2b4197774d929

उत्तर : 1. "4:3" व्याख्या :Answer: A) 4:3 Explanation: Given 15% of x = 20% of y => 15x = 20y => x/y = 20/15 => x : y = 4 : 3

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प्र: A card is drawn from a pack of 52 cards. The probability of getting a queen of the club or a king of the heart is? 1465 0

उत्तर : 1. "1/26"
व्याख्या :
Answer: A) 1/26 Explanation: Here in this pack of cards, n(S) = 52 Let E = event of getting a queen of the club or a king of the heart Then, n(E) = 2 P(E) = n(E)/n(S) = 2/52 = 1/26

प्र: If (89)2 is added to the square of a number, the answer so obtained is 16202. What is the (1/26) of that number? 3286 0

उत्तर : 3. "3.5"
व्याख्या :
Answer: C) 3.5 Explanation: Let the number is = x (89)2 + x2 = 16202 x2 = 8281 x = 91 => (1/26) of 91 = 3.5

प्र: A man can row upstream at 16 km/hr and downstream at 24 km/hr. Find the speed of the current. 1862 0

उत्तर : 1. "4 kmph"
व्याख्या :
Answer: A) 4 kmph Explanation: Speed of the current = 24-16/2 = 8/2 = 4 km/hr.

प्र: 28 Men and 52 women working together completes a work in 22.5 days. 35 men and 65 women working together on same work will complete it in how many days? 2019 0

उत्तर : 2. "18"
व्याख्या :
Answer: B) 18 Explanation: Clearly total persons are increased in 28/35 :: 52/65 = 4:5. As time is inversely proportional to men, so total time will decrease in the ratio 5:4. Hence, 22.5 x 4/5 = 18 days.

प्र: In which city Indian Railways has installed Asia’s largest Solid State Interlocking (SSI) system? 1358 0

उत्तर : 4. "Kharagpur"
व्याख्या :
Answer: D) Kharagpur Explanation:

प्र: Find which of the two conclusions I and II given below is/are definitely true from the the given statements. Statements: I > W > T > N, I = F = G = C Conclusions: I. W > I II. C > N 1199 0

उत्तर : 2. "Only Conclusion II is true"
व्याख्या :
Answer: B) Only Conclusion II is true Explanation: From the given Statements : 1. I > W > T > N 2. F = G = C Conclusions are : I. W > I (False) II. C > N (True)

प्र: _________ is a specialized server that enables the client to share application and data across the network. 1932 4

उत्तर : 2. "File server"
व्याख्या :
Answer: B) File server Explanation:

प्र: If 15% of x = 20% of y, then x:y is ___? 2357 0

उत्तर : 1. "4:3"
व्याख्या :
Answer: A) 4:3 Explanation: Given 15% of x = 20% of y => 15x = 20y => x/y = 20/15 => x : y = 4 : 3