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प्र: If Rs. 782 be divided into three parts, proportional to 1/2:2/3:3/4, then the first part is: 2111 0

उत्तर : 2. "Rs. 204"
व्याख्या :
Answer: B) Rs. 204 Explanation: Given ratio = 1/2:2/3:3/4 = 6:8:9 1st part = 782 x 6/23 = Rs. 204.

प्र: A train sets off at 3 p.m. at the speed of 70 kmph. Another train starts at 4:30 p.m. in the same direction at the rate of 85 kmph. At what time the trains will meet ? 2339 0

उत्तर : 3. "11:30 pm"
व्याख्या :
Answer: C) 11:30 pm Explanation: Distance = 70 x 1 ½ = 105 km Relative Speed = 85 – 70 = 15 Time = 105/15 = 7 hrs 4:30 + 7 hrs = 11.30 p.m.

प्र: Twenty times a positive integer is less than its square by 96. What is the integer ? 1706 0

उत्तर : 4. "24"
व्याख्या :
Answer: D) 24 Explanation: Let the integer be x. Then, x2 - 20x = 96 (x + 4)(x - 24) = 0 x = 24

प्र: A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, then how old is B ? 1488 0

उत्तर : 1. "10 yrs"
व्याख्या :
Answer: A) 10 yrs Explanation: Let C's age be x years. Then, B's age = 2x years. A's age = (2x + 2) years. (2x + 2) + 2x + x = 27 5x = 25 => x = 5 Hence, B's age = 2x = 10 years.

प्र: A class is 6 meters 24 centimeters in length and 4 meters 32 centimeters in width. Find the least number of square tiles of equal size required to cover the entire floor of the class room ? 1597 0

उत्तर : 2. "117"
व्याख्या :
Answer: B) 117 Explanation: Length = 6 m 24 cm = 624 cmWidth = 4 m 32 cm = 432 cmHCF of 624 and 432 = 48Number of square tiles required = (624 x 432)/(48 x 48) = 13 x 9 = 117.

प्र: A is sister of B who is mother of C who is mother of D. E is the grand mother of D. Then how C is related to E ? 1459 0

उत्तर : 4. "Daughter-in-law"
व्याख्या :
Answer: D) Daughter-in-law Explanation: GM GMA ---- B ---- E | | C | | D (Grand son or daughter)

प्र: Which country is known as land of kangaroo ? 8147 0

उत्तर : 3. "Australia"
व्याख्या :
Answer: C) Australia Explanation:

प्र: The famous book Kankal is authored by ? 3471 1

प्र: If Rs. 782 be divided into three parts, proportional to 1/2:2/3:3/4, then the first part is: 2111 05b5cc6e7e4d2b4197774ed7e

उत्तर : 2. "Rs. 204" व्याख्या :Answer: B) Rs. 204 Explanation: Given ratio = 1/2:2/3:3/4 = 6:8:9 1st part = 782 x 6/23 = Rs. 204.

प्र: A train sets off at 3 p.m. at the speed of 70 kmph. Another train starts at 4:30 p.m. in the same direction at the rate of 85 kmph. At what time the trains will meet ? 2339 05b5cc6e7e4d2b4197774ed79

उत्तर : 3. "11:30 pm" व्याख्या :Answer: C) 11:30 pm Explanation: Distance = 70 x 1 ½ = 105 km Relative Speed = 85 – 70 = 15 Time = 105/15 = 7 hrs 4:30 + 7 hrs = 11.30 p.m.

प्र: Twenty times a positive integer is less than its square by 96. What is the integer ? 1706 05b5cc6e7e4d2b4197774ed74

उत्तर : 4. "24" व्याख्या :Answer: D) 24 Explanation: Let the integer be x. Then, x2 - 20x = 96 (x + 4)(x - 24) = 0 x = 24

प्र: A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, then how old is B ? 1488 05b5cc6e7e4d2b4197774ed6f

उत्तर : 1. "10 yrs" व्याख्या :Answer: A) 10 yrs Explanation: Let C's age be x years. Then, B's age = 2x years. A's age = (2x + 2) years. (2x + 2) + 2x + x = 27 5x = 25 => x = 5 Hence, B's age = 2x = 10 years.

प्र: A class is 6 meters 24 centimeters in length and 4 meters 32 centimeters in width. Find the least number of square tiles of equal size required to cover the entire floor of the class room ? 1597 05b5cc6e7e4d2b4197774ed6a

उत्तर : 2. "117" व्याख्या :Answer: B) 117 Explanation: Length = 6 m 24 cm = 624 cmWidth = 4 m 32 cm = 432 cmHCF of 624 and 432 = 48Number of square tiles required = (624 x 432)/(48 x 48) = 13 x 9 = 117.

प्र: A is sister of B who is mother of C who is mother of D. E is the grand mother of D. Then how C is related to E ? 1459 05b5cc6e5e4d2b4197774ed60

उत्तर : 4. "Daughter-in-law" व्याख्या :Answer: D) Daughter-in-law Explanation: GM GMA ---- B ---- E | | C | | D (Grand son or daughter)

प्र: Which country is known as land of kangaroo ? 8147 05b5cc6e5e4d2b4197774ed5b

उत्तर : 3. "Australia" व्याख्या :Answer: C) Australia Explanation:

प्र: The famous book Kankal is authored by ? 3471 15b5cc6e5e4d2b4197774ed51

उत्तर : 4. "Jaishankar Prasad" व्याख्या :Answer: D) Jaishankar Prasad Explanation:

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प्र: If Rs. 782 be divided into three parts, proportional to 1/2:2/3:3/4, then the first part is: 2111 0

उत्तर : 2. "Rs. 204"
व्याख्या :
Answer: B) Rs. 204 Explanation: Given ratio = 1/2:2/3:3/4 = 6:8:9 1st part = 782 x 6/23 = Rs. 204.

प्र: A train sets off at 3 p.m. at the speed of 70 kmph. Another train starts at 4:30 p.m. in the same direction at the rate of 85 kmph. At what time the trains will meet ? 2339 0

उत्तर : 3. "11:30 pm"
व्याख्या :
Answer: C) 11:30 pm Explanation: Distance = 70 x 1 ½ = 105 km Relative Speed = 85 – 70 = 15 Time = 105/15 = 7 hrs 4:30 + 7 hrs = 11.30 p.m.

प्र: Twenty times a positive integer is less than its square by 96. What is the integer ? 1706 0

उत्तर : 4. "24"
व्याख्या :
Answer: D) 24 Explanation: Let the integer be x. Then, x2 - 20x = 96 (x + 4)(x - 24) = 0 x = 24

प्र: A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, then how old is B ? 1488 0

उत्तर : 1. "10 yrs"
व्याख्या :
Answer: A) 10 yrs Explanation: Let C's age be x years. Then, B's age = 2x years. A's age = (2x + 2) years. (2x + 2) + 2x + x = 27 5x = 25 => x = 5 Hence, B's age = 2x = 10 years.

प्र: A class is 6 meters 24 centimeters in length and 4 meters 32 centimeters in width. Find the least number of square tiles of equal size required to cover the entire floor of the class room ? 1597 0

उत्तर : 2. "117"
व्याख्या :
Answer: B) 117 Explanation: Length = 6 m 24 cm = 624 cmWidth = 4 m 32 cm = 432 cmHCF of 624 and 432 = 48Number of square tiles required = (624 x 432)/(48 x 48) = 13 x 9 = 117.

प्र: A is sister of B who is mother of C who is mother of D. E is the grand mother of D. Then how C is related to E ? 1459 0

उत्तर : 4. "Daughter-in-law"
व्याख्या :
Answer: D) Daughter-in-law Explanation: GM GMA ---- B ---- E | | C | | D (Grand son or daughter)

प्र: Which country is known as land of kangaroo ? 8147 0

उत्तर : 3. "Australia"
व्याख्या :
Answer: C) Australia Explanation:

प्र: The famous book Kankal is authored by ? 3471 1

उत्तर : 4. "Jaishankar Prasad"
व्याख्या :
Answer: D) Jaishankar Prasad Explanation: