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प्र: 1.12.91 is the first Tuesday. Which is the fourth Thursday of December 91 ? 2209 0

उत्तर : 2. "25.12.91"
व्याख्या :
Answer: B) 25.12.91 Explanation: Given that 2.12.91 is the first TuesdayHence we can assume that 4.12.91 is the first Thursday If we add 7 days to 4.12.91, we will get second ThursdayIf we add 14 days to 4.12.91, we will get third ThursdayIf we add 21 days to 4.12.91, we will get fourth Thursday => fourth Thursday = (4.12.91 + 21 days) = 25.12.91.

प्र: If the average height of boys in a hall is 180 cm and that of girls is 150 cm. If the average height of the gathering is 165 cm, then find the number of girls present in the hall if the number of boys present in the hall are 78 ? 2208 0

उत्तर : 4. "78"
व्याख्या :
Answer: D) 78 Explanation: Using Trial and error method, we get the number of girls in the hall = 78

प्र: The milk and water in two vessels A and B are in the ratio 4:3 and 2:3 respectively. In what ratio the liquids in both the vessels be mixed to obtain a new mixture in vessel c consisting half milk and half water? 2208 0

उत्तर : 3. "7:5"
व्याख्या :
Answer: C) 7:5 Explanation: Milk in 1-litre mixture of A = 4/7 litre. Milk in 1-litre mixture of B = 2/5 litre. Milk in 1-litre mixture of C = 1/2 litre. By rule of alligation we have required ratio X:Y X : Y 4/7 2/5 \ / (Mean ratio) (1/2) / \ (1/2 – 2/5) : (4/7 – 1/2) 1/10 1/1 4 So Required ratio = X : Y = 1/10 : 1/14 = 7:5

प्र: Shivanasamudra Falls is situated on the bank of ______ river ? 2207 0

उत्तर : 2. "Kaveri"
व्याख्या :
Answer: B) Kaveri Explanation: Shivanasamudra is a famous waterfall situated in Mandya District of Karnataka State. Gaganachukki and Barachukki Falls are collectively called as Shivanasamudra Falls.

प्र: It costs Rs. p each to send the first thousand messsages and Rs. q to send each subsequent one . If r is greater than 1,000, how many Rupees will it cost to send r messages ? 2206 0

उत्तर : 4. "1000(p - q) + qr"
व्याख्या :
Answer: D) 1000(p - q) + qr Explanation: We need to find the total cost to send r messsages, r > 1000. The first 1000 messsages will cost Rs.p each (Or) The total cost of first 1000 messsages = Rs.1000p The remaining (r - 1000) messsages will cost Rs.q each (Or) The cost of the (r - 1000) = Rs.(r - 1000)y Therefore, total cost = 1000p + rq - 1000q = 1000(p - q) + qr

प्र: Khushi bought the bangles of equal number of Rs. 34 per piece, Rs. 42 per piece and Rs. 6 per piece. She spends total Rs. 1722 on all types of bangles. How many bangles did she buy of each type ? 2206 0

उत्तर : 4. "21"
व्याख्या :
Answer: D) 21 Explanation: Let number of bangles kushi purchase of each type = x From the given data, 34x + 42x + 6x = 1722 x = 1722/82 = 21.

प्र: Number Challenge 2206 0

उत्तर : 2. "11"
व्याख्या :
Answer: B) 11 Explanation: Half the Product of Number in the upper & lower box gives the number in the middle box. i.e. 18 x 4/2 = 36 15 x 6/2 = 45 In the same way 8 x N/2 = 44 => N = 11.

प्र: The sum of the interior angles of a polygon is twice the sum of its exterior angles. How many sides does the polygon have ? 2206 0

उत्तर : 1. "6"
व्याख्या :
Answer: A) 6 Explanation: We know that Sum of Interior angles of Polygon = 180(n-2)Sum of Exterior angles of Polygon = 360so 180(n-2)=2x360Therefore, by solving we get n=6 sides.

प्र: 1.12.91 is the first Tuesday. Which is the fourth Thursday of December 91 ? 2209 0

प्र: If the average height of boys in a hall is 180 cm and that of girls is 150 cm. If the average height of the gathering is 165 cm, then find the number of girls present in the hall if the number of boys present in the hall are 78 ? 2208 0

उत्तर : 4. "78"
व्याख्या :
Answer: D) 78 Explanation: Using Trial and error method, we get the number of girls in the hall = 78

प्र: The milk and water in two vessels A and B are in the ratio 4:3 and 2:3 respectively. In what ratio the liquids in both the vessels be mixed to obtain a new mixture in vessel c consisting half milk and half water? 2208 0

प्र: Shivanasamudra Falls is situated on the bank of ______ river ? 2207 0

उत्तर : 2. "Kaveri"
व्याख्या :
Answer: B) Kaveri Explanation: Shivanasamudra is a famous waterfall situated in Mandya District of Karnataka State. Gaganachukki and Barachukki Falls are collectively called as Shivanasamudra Falls.

प्र: It costs Rs. p each to send the first thousand messsages and Rs. q to send each subsequent one . If r is greater than 1,000, how many Rupees will it cost to send r messages ? 2206 0

प्र: Khushi bought the bangles of equal number of Rs. 34 per piece, Rs. 42 per piece and Rs. 6 per piece. She spends total Rs. 1722 on all types of bangles. How many bangles did she buy of each type ? 2206 0

उत्तर : 4. "21"
व्याख्या :
Answer: D) 21 Explanation: Let number of bangles kushi purchase of each type = x From the given data, 34x + 42x + 6x = 1722 x = 1722/82 = 21.

प्र: Number Challenge 2206 0

उत्तर : 2. "11"
व्याख्या :
Answer: B) 11 Explanation: Half the Product of Number in the upper & lower box gives the number in the middle box. i.e. 18 x 4/2 = 36 15 x 6/2 = 45 In the same way 8 x N/2 = 44 => N = 11.

प्र: The sum of the interior angles of a polygon is twice the sum of its exterior angles. How many sides does the polygon have ? 2206 0

उत्तर : 1. "6"
व्याख्या :
Answer: A) 6 Explanation: We know that Sum of Interior angles of Polygon = 180(n-2)Sum of Exterior angles of Polygon = 360so 180(n-2)=2x360Therefore, by solving we get n=6 sides.

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प्र: 1.12.91 is the first Tuesday. Which is the fourth Thursday of December 91 ? 2209 05b5cc6dbe4d2b4197774e8ff

प्र: If the average height of boys in a hall is 180 cm and that of girls is 150 cm. If the average height of the gathering is 165 cm, then find the number of girls present in the hall if the number of boys present in the hall are 78 ? 2208 05b5cc6c7e4d2b4197774dea0

उत्तर : 4. "78" व्याख्या :Answer: D) 78 Explanation: Using Trial and error method, we get the number of girls in the hall = 78

प्र: The milk and water in two vessels A and B are in the ratio 4:3 and 2:3 respectively. In what ratio the liquids in both the vessels be mixed to obtain a new mixture in vessel c consisting half milk and half water? 2208 05b5cc6bde4d2b4197774d8e8

प्र: Shivanasamudra Falls is situated on the bank of ______ river ? 2207 05b5cc6cde4d2b4197774e1c7

उत्तर : 2. "Kaveri" व्याख्या :Answer: B) Kaveri Explanation: Shivanasamudra is a famous waterfall situated in Mandya District of Karnataka State. Gaganachukki and Barachukki Falls are collectively called as Shivanasamudra Falls.

प्र: It costs Rs. p each to send the first thousand messsages and Rs. q to send each subsequent one . If r is greater than 1,000, how many Rupees will it cost to send r messages ? 2206 05b5cc6cfe4d2b4197774e2ef

प्र: Khushi bought the bangles of equal number of Rs. 34 per piece, Rs. 42 per piece and Rs. 6 per piece. She spends total Rs. 1722 on all types of bangles. How many bangles did she buy of each type ? 2206 05b5cc6c2e4d2b4197774dbd2

उत्तर : 4. "21" व्याख्या :Answer: D) 21 Explanation: Let number of bangles kushi purchase of each type = x From the given data, 34x + 42x + 6x = 1722 x = 1722/82 = 21.

प्र: Number Challenge 2206 05b5cc6d3e4d2b4197774e4f0

उत्तर : 2. "11" व्याख्या :Answer: B) 11 Explanation: Half the Product of Number in the upper & lower box gives the number in the middle box. i.e. 18 x 4/2 = 36 15 x 6/2 = 45 In the same way 8 x N/2 = 44 => N = 11.

प्र: The sum of the interior angles of a polygon is twice the sum of its exterior angles. How many sides does the polygon have ? 2206 05b5cc72ce4d2b4197774f78d

उत्तर : 1. "6" व्याख्या :Answer: A) 6 Explanation: We know that Sum of Interior angles of Polygon = 180(n-2)Sum of Exterior angles of Polygon = 360so 180(n-2)=2x360Therefore, by solving we get n=6 sides.

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: 1.12.91 is the first Tuesday. Which is the fourth Thursday of December 91 ? 2209 0

प्र: If the average height of boys in a hall is 180 cm and that of girls is 150 cm. If the average height of the gathering is 165 cm, then find the number of girls present in the hall if the number of boys present in the hall are 78 ? 2208 0

उत्तर : 4. "78"
व्याख्या :
Answer: D) 78 Explanation: Using Trial and error method, we get the number of girls in the hall = 78

प्र: The milk and water in two vessels A and B are in the ratio 4:3 and 2:3 respectively. In what ratio the liquids in both the vessels be mixed to obtain a new mixture in vessel c consisting half milk and half water? 2208 0

प्र: Shivanasamudra Falls is situated on the bank of ______ river ? 2207 0

उत्तर : 2. "Kaveri"
व्याख्या :
Answer: B) Kaveri Explanation: Shivanasamudra is a famous waterfall situated in Mandya District of Karnataka State. Gaganachukki and Barachukki Falls are collectively called as Shivanasamudra Falls.

प्र: It costs Rs. p each to send the first thousand messsages and Rs. q to send each subsequent one . If r is greater than 1,000, how many Rupees will it cost to send r messages ? 2206 0

प्र: Khushi bought the bangles of equal number of Rs. 34 per piece, Rs. 42 per piece and Rs. 6 per piece. She spends total Rs. 1722 on all types of bangles. How many bangles did she buy of each type ? 2206 0

उत्तर : 4. "21"
व्याख्या :
Answer: D) 21 Explanation: Let number of bangles kushi purchase of each type = x From the given data, 34x + 42x + 6x = 1722 x = 1722/82 = 21.

प्र: Number Challenge 2206 0

उत्तर : 2. "11"
व्याख्या :
Answer: B) 11 Explanation: Half the Product of Number in the upper & lower box gives the number in the middle box. i.e. 18 x 4/2 = 36 15 x 6/2 = 45 In the same way 8 x N/2 = 44 => N = 11.

प्र: The sum of the interior angles of a polygon is twice the sum of its exterior angles. How many sides does the polygon have ? 2206 0

उत्तर : 1. "6"
व्याख्या :
Answer: A) 6 Explanation: We know that Sum of Interior angles of Polygon = 180(n-2)Sum of Exterior angles of Polygon = 360so 180(n-2)=2x360Therefore, by solving we get n=6 sides.