Examsbook | Hand picked material and question banks

प्र: Two passenger trains start at the same hour in the day from two different stations and move towards each other at the rate of 16 kmph and 21 kmph respectively. When they meet, it is found that one train has traveled 60 km more than the other one. The distance between the two stations is ? 4794 0

उत्तर : 4. "444 kms"
व्याख्या :
Answer: D) 444 kms Explanation: 1h ----- 5 kms? ------ 60 kms Time = 12 hrs Relative Speed = 16 + 21 = 37 kmph T = 12 hrs D = S x T = 37 x 12 = 444 kms.

प्र: Rajeev start a business with Rs. 10000, Deepu joins him after 2 month with 20% more investment than Rajeev, after 2 month Shakti joins him with 40% less than Deepu. If the profit earned by them at the end of the year is equal to the twice of the difference between investment of Rajeev and ten times the investment of Shakti. Find the profit of Rajeev ? 4791 0

उत्तर : 3. "38000"
व्याख्या :
Answer: C) 38000 Explanation: Here from the given information, The ratio of investments of Rajeev, Deepu & Shakti is R : D : S = (10000 × 12) : (12000 × 10) : (7200 × 8) = 25 : 25 : 12 Now the Profit = 2 × (72000-10000) = 124000 Share of Rajeev = 124000 x 25/62 = 48000 Profit of Rajeev = 48000 - 10000 = 38000

प्र: एक स्कूल में छात्रों की कुल संख्या 3250 है। यदि उस स्कूल में लड़कियों की संख्या 1495 है, तो लड़कों की कुल संख्या का लड़कियों की कुल संख्या से क्रमशः कितना अनुपात है? 4736 1

उत्तर : 3. "27:23"

प्र: एक दूधवाले के पास 20 लीटर दूध है। यदि वह 20 लीटर शुद्ध दूध में 5 लीटर पानी मिलाता है, जो कि मुफ्त में उपलब्ध है। यदि शुद्ध दूध की कीमत रु. 18 प्रति लीटर, तो दूधवाले का लाभ, जब वह सभी मिश्रण को लागत मूल्य पर बेचता है, है: 4721 6

उत्तर : 2. "25%"
व्याख्या :
Answer: B) 25% व्याख्या: जब पानी मुफ्त में उपलब्ध हो और सारा पानी दूध की कीमत पर बेचा जाता है, तो पानी 20 लीटर दूध की कीमत पर लाभ देता है। चूँकि, लाभ% = ProfitCostPricex100 इसलिए, लाभ प्रतिशत = 520x100 = 25%

प्र:
निम्नलिखित संख्या श्रंखला में प्रश्नवाचक चिन्ह (?) के स्थान पर क्या आएगा?
17, 18 , 26, 53 , 117, ? , 458
4688 0

उत्तर : 5. "242"
व्याख्या :
The difference is number between 1³ ,2³, 3³, 4³, 5³

प्र: The largest measuring cylinder that can accurately fill 3 tanks of capacity 98, 182 and 266 litres each, is of capacity ? 4671 0

उत्तर : 2. "14 lts"
व्याख्या :
Answer: B) 14 lts Explanation: To know the the measuring cylinder that can fill all the given capacities , they must be divisible by the required number. 98,182,266 all are divisible by 14 So 14 litres is the largest cylinder that can fill all the given cylinders. (or) The other method is take HCF of all given capacities i.e 98, 182 and 266.

प्र: If log 64 = 1.8061, then the value of log 16 will be (approx)? 4670 0

उत्तर : 2. "1.2040"
व्याख्या :
Answer: B) 1.2040 Explanation: Given that, log 64 = 1.8061 i.e log43=1.8061 --> 3 log 4 = 1.8061 --> log 4 = 0.6020 --> 2 log 4 = 1.2040 ⇒log42=1.2040 Therefore, log 16 = 1.2040

प्र: Karan started a business investing Rs 29000. After five months, Satish joined with a capital of Rs 18000. If at the end of the year, they earn a profit of Rs. 16970, then what will be the share of Satish in the profit ? 4641 0

उत्तर : 3. "Rs. 4511"
व्याख्या :
Answer: C) Rs. 4511 Explanation: Now as per question, Karan invested for 12 months and Satish invested for 7 months. So, Karan:Satish = (29000 x 12):(18000 x 7) = 348:126 = 58:21 Satish Ratio in profit will be= 16970×2179 = Rs. 4511

उत्तर : 4. "444 kms"
व्याख्या :
Answer: D) 444 kms Explanation: 1h ----- 5 kms? ------ 60 kms Time = 12 hrs Relative Speed = 16 + 21 = 37 kmph T = 12 hrs D = S x T = 37 x 12 = 444 kms.

उत्तर : 3. "27:23"

प्र:
निम्नलिखित संख्या श्रंखला में प्रश्नवाचक चिन्ह (?) के स्थान पर क्या आएगा?
17, 18 , 26, 53 , 117, ? , 458
4688 0

उत्तर : 5. "242"
व्याख्या :
The difference is number between 1³ ,2³, 3³, 4³, 5³

प्र: The largest measuring cylinder that can accurately fill 3 tanks of capacity 98, 182 and 266 litres each, is of capacity ? 4671 0

प्र: If log 64 = 1.8061, then the value of log 16 will be (approx)? 4670 0

उत्तर : 2. "1.2040"
व्याख्या :
Answer: B) 1.2040 Explanation: Given that, log 64 = 1.8061 i.e log43=1.8061 --> 3 log 4 = 1.8061 --> log 4 = 0.6020 --> 2 log 4 = 1.2040 ⇒log42=1.2040 Therefore, log 16 = 1.2040

प्र: Karan started a business investing Rs 29000. After five months, Satish joined with a capital of Rs 18000. If at the end of the year, they earn a profit of Rs. 16970, then what will be the share of Satish in the profit ? 4641 0

उत्तर : 3. "Rs. 4511"
व्याख्या :
Answer: C) Rs. 4511 Explanation: Now as per question, Karan invested for 12 months and Satish invested for 7 months. So, Karan:Satish = (29000 x 12):(18000 x 7) = 348:126 = 58:21 Satish Ratio in profit will be= 16970×2179 = Rs. 4511

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

उत्तर : 4. "444 kms" व्याख्या :Answer: D) 444 kms Explanation: 1h ----- 5 kms? ------ 60 kms Time = 12 hrs Relative Speed = 16 + 21 = 37 kmph T = 12 hrs D = S x T = 37 x 12 = 444 kms.

उत्तर : 3. "27:23"

प्र: निम्नलिखित संख्या श्रंखला में प्रश्नवाचक चिन्ह (?) के स्थान पर क्या आएगा?17, 18 , 26, 53 , 117, ? , 458 4688 05d4a99b111160f2052371007

उत्तर : 5. "242" व्याख्या :The difference is number between 13 ,23 , 33 , 43 , 53

प्र: The largest measuring cylinder that can accurately fill 3 tanks of capacity 98, 182 and 266 litres each, is of capacity ? 4671 05b5cc72ce4d2b4197774f73c

प्र: If log 64 = 1.8061, then the value of log 16 will be (approx)? 4670 05b5cc77ae4d2b41977750160

उत्तर : 2. "1.2040" व्याख्या :Answer: B) 1.2040 Explanation: Given that, log 64 = 1.8061 i.e log43=1.8061 --> 3 log 4 = 1.8061 --> log 4 = 0.6020 --> 2 log 4 = 1.2040 ⇒log42=1.2040 Therefore, log 16 = 1.2040

प्र: Karan started a business investing Rs 29000. After five months, Satish joined with a capital of Rs 18000. If at the end of the year, they earn a profit of Rs. 16970, then what will be the share of Satish in the profit ? 4641 05b5cc767e4d2b4197774fe36

उत्तर : 3. "Rs. 4511" व्याख्या :Answer: C) Rs. 4511 Explanation: Now as per question, Karan invested for 12 months and Satish invested for 7 months. So, Karan:Satish = (29000 x 12):(18000 x 7) = 348:126 = 58:21 Satish Ratio in profit will be= 16970×2179 = Rs. 4511

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

उत्तर : 4. "444 kms"
व्याख्या :
Answer: D) 444 kms Explanation: 1h ----- 5 kms? ------ 60 kms Time = 12 hrs Relative Speed = 16 + 21 = 37 kmph T = 12 hrs D = S x T = 37 x 12 = 444 kms.

प्र:
निम्नलिखित संख्या श्रंखला में प्रश्नवाचक चिन्ह (?) के स्थान पर क्या आएगा?
17, 18 , 26, 53 , 117, ? , 458
4688 0

उत्तर : 5. "242"
व्याख्या :
The difference is number between 1³ ,2³, 3³, 4³, 5³

प्र: The largest measuring cylinder that can accurately fill 3 tanks of capacity 98, 182 and 266 litres each, is of capacity ? 4671 0

प्र: If log 64 = 1.8061, then the value of log 16 will be (approx)? 4670 0

उत्तर : 2. "1.2040"
व्याख्या :
Answer: B) 1.2040 Explanation: Given that, log 64 = 1.8061 i.e log43=1.8061 --> 3 log 4 = 1.8061 --> log 4 = 0.6020 --> 2 log 4 = 1.2040 ⇒log42=1.2040 Therefore, log 16 = 1.2040

प्र: Karan started a business investing Rs 29000. After five months, Satish joined with a capital of Rs 18000. If at the end of the year, they earn a profit of Rs. 16970, then what will be the share of Satish in the profit ? 4641 0

उत्तर : 3. "Rs. 4511"
व्याख्या :
Answer: C) Rs. 4511 Explanation: Now as per question, Karan invested for 12 months and Satish invested for 7 months. So, Karan:Satish = (29000 x 12):(18000 x 7) = 348:126 = 58:21 Satish Ratio in profit will be= 16970×2179 = Rs. 4511