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प्र: Arun has certain number of books. It is not less than 15 and not more than 30. If he wants to give these books equally to 2 of his friends, then 1 book will remain. If he wants to give these books equally to 3 of his friends, then 2 books will remain. If he wants to give these books equally to 4 of his friends, then 3 books will remain. What is the number of books he had ? 2005 0

उत्तर : 2. "23"
व्याख्या :
Answer: B) 23 Explanation: If he wants to give these books equally to 2 of his friends, then 1 book will remain, it means possible number of books = 15,17,19,21,23,25,27,29If he wants to give these books equally to 3 of his friends, then 2 books will remain, it means possible number of books = 17,20,23,26,29If he wants to give these books equally to 4 of his friends, then 3 book will remain, it means possible number of books = 15,19,23,27common number is only 23 so it will be answer

प्र: It takes one minute to fill 2/7 th of a vessel. What is the time taken in minutes to fill the whole of the vessel ? 2005 0

उत्तर : 2. "7/2 min"
व्याख्या :
Answer: B) 7/2 min Explanation: Time taken to fill 2/7 = 1Then to fill full 1 = ?? = 1/(2/7) = 7/2 minutes.

प्र: Who wanted economic freedom with political freedom? 2005 0

उत्तर : 1. "Swami Sahajanand Saraswati"
व्याख्या :
Answer: A) Swami Sahajanand Saraswati Explanation:

प्र: A certain job was assigned to a group of women to do it in 20 days. But 12 women did not turn up for the job and the remaining did the job in 32 days. The original number of women in the group was? 2004 0

उत्तर : 2. "32"
व्याख्या :
Answer: B) 32 Explanation: Let the total women in the group be 'W' Then according to the given data, W x 20 = (W-12) x 32 => W = 32 Therefore, the total number of women in the group = 32

प्र: Find the odd one out of the following number series? 56, 64, 48, 90, 16, 144 2003 0

उत्तर : 3. "90"
व्याख्या :
Answer: C) 90 Explanation: The given number series follows a pattern that, 56 56 + 8 = 64 64 - 16 = 48 48 + 32 = 80 (Not equal to 90) 80 - 64 = 16 16 + 128 = 144 Hence, the odd number in the given number series is 90.

प्र: Math Challenge 2002 0

उत्तर : 3. "4"
व्याख्या :
Answer: C) 4 Explanation: Let the required number be 'N' given that its quarter i.e; N/4 exceeds its double i.e, 2N by 7 => N/4 + 7 = 2N => N + 28 = 8N 7N = 28 N = 4.

प्र: Which of the following is India’s first indigenously developed nuclear powered submarine ? 2002 0

उत्तर : 1. "INS Arihant"
व्याख्या :
Answer: A) INS Arihant Explanation:

प्र: The ratio of investments of two partners A and B is 7:5 and the ratio of their profits is 7:10. If A invested the money for 5 months, find for how much time did B invest the money ? 2001 0

प्र: It takes one minute to fill 2/7 th of a vessel. What is the time taken in minutes to fill the whole of the vessel ? 2005 0

उत्तर : 2. "7/2 min"
व्याख्या :
Answer: B) 7/2 min Explanation: Time taken to fill 2/7 = 1Then to fill full 1 = ?? = 1/(2/7) = 7/2 minutes.

प्र: Who wanted economic freedom with political freedom? 2005 0

उत्तर : 1. "Swami Sahajanand Saraswati"
व्याख्या :
Answer: A) Swami Sahajanand Saraswati Explanation:

प्र: A certain job was assigned to a group of women to do it in 20 days. But 12 women did not turn up for the job and the remaining did the job in 32 days. The original number of women in the group was? 2004 0

उत्तर : 2. "32"
व्याख्या :
Answer: B) 32 Explanation: Let the total women in the group be 'W' Then according to the given data, W x 20 = (W-12) x 32 => W = 32 Therefore, the total number of women in the group = 32

प्र: Find the odd one out of the following number series? 56, 64, 48, 90, 16, 144 2003 0

उत्तर : 3. "90"
व्याख्या :
Answer: C) 90 Explanation: The given number series follows a pattern that, 56 56 + 8 = 64 64 - 16 = 48 48 + 32 = 80 (Not equal to 90) 80 - 64 = 16 16 + 128 = 144 Hence, the odd number in the given number series is 90.

प्र: Math Challenge 2002 0

उत्तर : 3. "4"
व्याख्या :
Answer: C) 4 Explanation: Let the required number be 'N' given that its quarter i.e; N/4 exceeds its double i.e, 2N by 7 => N/4 + 7 = 2N => N + 28 = 8N 7N = 28 N = 4.

प्र: Which of the following is India’s first indigenously developed nuclear powered submarine ? 2002 0

उत्तर : 1. "INS Arihant"
व्याख्या :
Answer: A) INS Arihant Explanation:

प्र: The ratio of investments of two partners A and B is 7:5 and the ratio of their profits is 7:10. If A invested the money for 5 months, find for how much time did B invest the money ? 2001 0

उत्तर : 4. "10 months"
व्याख्या :
Answer: D) 10 months Explanation: 7x5: 5xk = 7:10k = 10 months

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प्र: It takes one minute to fill 2/7 th of a vessel. What is the time taken in minutes to fill the whole of the vessel ? 2005 05b5cc6d8e4d2b4197774e7fd

उत्तर : 2. "7/2 min" व्याख्या :Answer: B) 7/2 min Explanation: Time taken to fill 2/7 = 1Then to fill full 1 = ?? = 1/(2/7) = 7/2 minutes.

प्र: Who wanted economic freedom with political freedom? 2005 05b5cc66de4d2b4197774bfe9

उत्तर : 1. "Swami Sahajanand Saraswati" व्याख्या :Answer: A) Swami Sahajanand Saraswati Explanation:

प्र: A certain job was assigned to a group of women to do it in 20 days. But 12 women did not turn up for the job and the remaining did the job in 32 days. The original number of women in the group was? 2004 05b5cc6bae4d2b4197774d794

उत्तर : 2. "32" व्याख्या :Answer: B) 32 Explanation: Let the total women in the group be 'W' Then according to the given data, W x 20 = (W-12) x 32 => W = 32 Therefore, the total number of women in the group = 32

प्र: Find the odd one out of the following number series? 56, 64, 48, 90, 16, 144 2003 05b5cc658e4d2b4197774bddd

उत्तर : 3. "90" व्याख्या :Answer: C) 90 Explanation: The given number series follows a pattern that, 56 56 + 8 = 64 64 - 16 = 48 48 + 32 = 80 (Not equal to 90) 80 - 64 = 16 16 + 128 = 144 Hence, the odd number in the given number series is 90.

प्र: Math Challenge 2002 05b5cc6d5e4d2b4197774e633

उत्तर : 3. "4" व्याख्या :Answer: C) 4 Explanation: Let the required number be 'N' given that its quarter i.e; N/4 exceeds its double i.e, 2N by 7 => N/4 + 7 = 2N => N + 28 = 8N 7N = 28 N = 4.

प्र: Which of the following is India’s first indigenously developed nuclear powered submarine ? 2002 05b5cc718e4d2b4197774f4db

उत्तर : 1. "INS Arihant" व्याख्या :Answer: A) INS Arihant Explanation:

प्र: The ratio of investments of two partners A and B is 7:5 and the ratio of their profits is 7:10. If A invested the money for 5 months, find for how much time did B invest the money ? 2001 05b5cc6dfe4d2b4197774eaf3

उत्तर : 4. "10 months" व्याख्या :Answer: D) 10 months Explanation: 7x5: 5xk = 7:10k = 10 months

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

प्र: It takes one minute to fill 2/7 th of a vessel. What is the time taken in minutes to fill the whole of the vessel ? 2005 0

उत्तर : 2. "7/2 min"
व्याख्या :
Answer: B) 7/2 min Explanation: Time taken to fill 2/7 = 1Then to fill full 1 = ?? = 1/(2/7) = 7/2 minutes.

प्र: Who wanted economic freedom with political freedom? 2005 0

उत्तर : 1. "Swami Sahajanand Saraswati"
व्याख्या :
Answer: A) Swami Sahajanand Saraswati Explanation:

प्र: A certain job was assigned to a group of women to do it in 20 days. But 12 women did not turn up for the job and the remaining did the job in 32 days. The original number of women in the group was? 2004 0

उत्तर : 2. "32"
व्याख्या :
Answer: B) 32 Explanation: Let the total women in the group be 'W' Then according to the given data, W x 20 = (W-12) x 32 => W = 32 Therefore, the total number of women in the group = 32

प्र: Find the odd one out of the following number series? 56, 64, 48, 90, 16, 144 2003 0

उत्तर : 3. "90"
व्याख्या :
Answer: C) 90 Explanation: The given number series follows a pattern that, 56 56 + 8 = 64 64 - 16 = 48 48 + 32 = 80 (Not equal to 90) 80 - 64 = 16 16 + 128 = 144 Hence, the odd number in the given number series is 90.

प्र: Math Challenge 2002 0

उत्तर : 3. "4"
व्याख्या :
Answer: C) 4 Explanation: Let the required number be 'N' given that its quarter i.e; N/4 exceeds its double i.e, 2N by 7 => N/4 + 7 = 2N => N + 28 = 8N 7N = 28 N = 4.

प्र: Which of the following is India’s first indigenously developed nuclear powered submarine ? 2002 0

उत्तर : 1. "INS Arihant"
व्याख्या :
Answer: A) INS Arihant Explanation:

प्र: The ratio of investments of two partners A and B is 7:5 and the ratio of their profits is 7:10. If A invested the money for 5 months, find for how much time did B invest the money ? 2001 0

उत्तर : 4. "10 months"
व्याख्या :
Answer: D) 10 months Explanation: 7x5: 5xk = 7:10k = 10 months