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प्र: A man can row 6 kmph in still water. When the river is running at 1.2 kmph, it takes him 1 hour to row to a place and back. What is the total distance traveled by the man ? 2241 0

उत्तर : 3. "5.76 kms"
व्याख्या :
Answer: C) 5.76 kms Explanation: Speed in still water = 6 kmph Stream speed = 1.2 kmph Down stream = 7.2 kmph Up Stream = 4.8 kmph x/7.2 + x/4.8 = 1 x = 2.88 Total Distance = 2.88 x 2 = 5.76 kms

प्र: What is the feminine of bull ? 2014 0

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

प्र: Water soluble vitamin include 2184 0

उत्तर : 4. "all of the above"
व्याख्या :
Answer: D) all of the above Explanation:

प्र: Find the least number by which 175760 be divided to make it a perfect cube. 3695 0

उत्तर : 2. "10"
व्याख्या :
Answer: B) 10 Explanation: 175760 =2³ x 2 x 5 x 13³= 2³ x 2 x 5 x 13³ To make perfect cube, it must be divided by 2 x 5 = 10

प्र: How many minutes does a watch lose per day, if its hands coincide every 64 minutes ? 1120 0

उत्तर : 2. "32 8/11 min"
व्याख्या :
Answer: B) 32 8/11 min Explanation: 55 min. spaces are covered in 60 min. 60 min. spaces are covered in min. = min. Loss in 64 min. = min. Loss in 24 hrs = min. = min.

प्र: Which one of the following vitamins is known as the anti sterile factor ? 4493 0

उत्तर : 2. "Riboflavin"
व्याख्या :
Answer: B) Riboflavin Explanation:

प्र: How many four digit even numbers can be formed using the digits {2, 7, 5, 3, 9, 1} ? 2413 0

उत्तर : 2. "60"
व्याख्या :
Answer: B) 60 Explanation: The given digits are 1, 2, 3, 5, 7, 9 A number is even when its units digit is even. Of the given digits, two is the only even digit.Units place is filled with only '2' and the remaining three places can be filled in ⁵P₃ ways. Number of even numbers = ⁵P₃ = 60.

प्र: If a quarter kg of carrots costs 60 paise, how many paise will 200 gms cost ? 2452 0

उत्तर : 2. "48 paise"
व्याख्या :
Answer: B) 48 paise Explanation: Quarter of Kg means 250 gm Less weight, less price (Direct Proportion) So, 250 : 200 :: 60 : x => x = 48 So 200 gm will cost 48 paise.

प्र: A man can row 6 kmph in still water. When the river is running at 1.2 kmph, it takes him 1 hour to row to a place and back. What is the total distance traveled by the man ? 2241 05b5cc6d7e4d2b4197774e728

उत्तर : 3. "5.76 kms" व्याख्या :Answer: C) 5.76 kms Explanation: Speed in still water = 6 kmph Stream speed = 1.2 kmph Down stream = 7.2 kmph Up Stream = 4.8 kmph x/7.2 + x/4.8 = 1 x = 2.88 Total Distance = 2.88 x 2 = 5.76 kms

प्र: What is the feminine of bull ? 2014 05b5cc6d7e4d2b4197774e723

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

प्र: Water soluble vitamin include 2184 05b5cc6d7e4d2b4197774e71e

उत्तर : 4. "all of the above" व्याख्या :Answer: D) all of the above Explanation:

प्र: Find the least number by which 175760 be divided to make it a perfect cube. 3695 05b5cc6d7e4d2b4197774e70f

उत्तर : 2. "10" व्याख्या :Answer: B) 10 Explanation: 175760 =2³ x 2 x 5 x 13³= 2³ x 2 x 5 x 13³ To make perfect cube, it must be divided by 2 x 5 = 10

प्र: How many minutes does a watch lose per day, if its hands coincide every 64 minutes ? 1120 05b5cc6d7e4d2b4197774e714

उत्तर : 2. "32 8/11 min" व्याख्या :Answer: B) 32 8/11 min Explanation: 55 min. spaces are covered in 60 min. 60 min. spaces are covered in min. = min. Loss in 64 min. = min. Loss in 24 hrs = min. = min.

प्र: Which one of the following vitamins is known as the anti sterile factor ? 4493 05b5cc6d7e4d2b4197774e719

उत्तर : 2. "Riboflavin" व्याख्या :Answer: B) Riboflavin Explanation:

प्र: How many four digit even numbers can be formed using the digits {2, 7, 5, 3, 9, 1} ? 2413 05b5cc6d7e4d2b4197774e705

प्र: If a quarter kg of carrots costs 60 paise, how many paise will 200 gms cost ? 2452 05b5cc6d7e4d2b4197774e70a

उत्तर : 2. "48 paise" व्याख्या :Answer: B) 48 paise Explanation: Quarter of Kg means 250 gm Less weight, less price (Direct Proportion) So, 250 : 200 :: 60 : x => x = 48 So 200 gm will cost 48 paise.

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प्र: A man can row 6 kmph in still water. When the river is running at 1.2 kmph, it takes him 1 hour to row to a place and back. What is the total distance traveled by the man ? 2241 0

उत्तर : 3. "5.76 kms"
व्याख्या :
Answer: C) 5.76 kms Explanation: Speed in still water = 6 kmph Stream speed = 1.2 kmph Down stream = 7.2 kmph Up Stream = 4.8 kmph x/7.2 + x/4.8 = 1 x = 2.88 Total Distance = 2.88 x 2 = 5.76 kms

प्र: What is the feminine of bull ? 2014 0

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

प्र: Water soluble vitamin include 2184 0

उत्तर : 4. "all of the above"
व्याख्या :
Answer: D) all of the above Explanation:

प्र: Find the least number by which 175760 be divided to make it a perfect cube. 3695 0

उत्तर : 2. "10"
व्याख्या :
Answer: B) 10 Explanation: 175760 =2³ x 2 x 5 x 13³= 2³ x 2 x 5 x 13³ To make perfect cube, it must be divided by 2 x 5 = 10

प्र: How many minutes does a watch lose per day, if its hands coincide every 64 minutes ? 1120 0

उत्तर : 2. "32 8/11 min"
व्याख्या :
Answer: B) 32 8/11 min Explanation: 55 min. spaces are covered in 60 min. 60 min. spaces are covered in min. = min. Loss in 64 min. = min. Loss in 24 hrs = min. = min.

प्र: Which one of the following vitamins is known as the anti sterile factor ? 4493 0

उत्तर : 2. "Riboflavin"
व्याख्या :
Answer: B) Riboflavin Explanation:

प्र: How many four digit even numbers can be formed using the digits {2, 7, 5, 3, 9, 1} ? 2413 0

प्र: If a quarter kg of carrots costs 60 paise, how many paise will 200 gms cost ? 2452 0

उत्तर : 2. "48 paise"
व्याख्या :
Answer: B) 48 paise Explanation: Quarter of Kg means 250 gm Less weight, less price (Direct Proportion) So, 250 : 200 :: 60 : x => x = 48 So 200 gm will cost 48 paise.