Quantitative Aptitude प्रश्न और उत्तर का अभ्यास करें
8प्र: 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? 5120 15d1b076a8a754124194a7521
5d1b076a8a754124194a7521- 123:27false
- 225:29false
- 327:23true
- 429:25false
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 3. "27:23"
प्र: Rs.1200 divided among P, Q and R. P gets half of the total amount received by Q and R. Q gets one-third of the total amount received by P and R. Find the amount received by R ? 5080 05b5cc6e1e4d2b4197774ebd9
5b5cc6e1e4d2b4197774ebd9- 1Rs. 1100false
- 2Rs. 500true
- 3Rs. 1200false
- 4Rs. 700false
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 2. "Rs. 500"
व्याख्या :
Answer: B) Rs. 500 Explanation: Let the amounts to be received by P, Q and R be p, q and r.p + q + r = 1200p = 1/2 (q + r) => 2p = q + r Adding 'p' both sides, 3p = p + q + r = 1200=> p = Rs.400 q = 1/3 (p + r) => 3q = p + r Adding 'q' both sides, 4q = p + q + r = 1200=> q = Rs.300 r = 1200 - (p + q) => r = Rs.500.
प्र: In a scheme, a pack of three soaps with MRP Rs.45 is available for Rs.42. If it still gives a profit of 5% to the shopkeeper, then the cost price of the pack is ? 5070 05b5cc728e4d2b4197774f737
5b5cc728e4d2b4197774f737- 138false
- 239false
- 340true
- 441false
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 3. "40"
व्याख्या :
Answer: C) 40 Explanation: Given M.P=45,S.P=42, Profit = 0.05 Let C.P=x , Then Profit = (42-x)/x = 0.05=> x = 40.
प्र: निम्नलिखित संख्या श्रंखला में प्रश्नवाचक चिन्ह (?) के स्थान पर क्या आएगा?
17, 18 , 26, 53 , 117, ? , 458
5030 05d4a99b111160f2052371007
5d4a99b111160f2052371007- 1342false
- 2142false
- 3257false
- 4262false
- 5242true
- उत्तर देखेंउत्तर छिपाएं
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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 ? 4980 05b5cc72ce4d2b4197774f73c
5b5cc72ce4d2b4197774f73c- 17 ltsfalse
- 214 ltstrue
- 398 ltsfalse
- 442 ltsfalse
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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: 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 ? 4973 05b5cc6ebe4d2b4197774eea0
5b5cc6ebe4d2b4197774eea0- 1387 kmsfalse
- 2242 kmsfalse
- 3145 kmsfalse
- 4444 kmstrue
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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: 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 ? 4967 05b5cc767e4d2b4197774fe36
5b5cc767e4d2b4197774fe36- 1Rs. 5422false
- 2Rs. 5489false
- 3Rs. 4511true
- 4Rs. 6145false
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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
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 ? 4963 05b5cc6c6e4d2b4197774de2c
5b5cc6c6e4d2b4197774de2c- 150000false
- 248000false
- 338000true
- 440000false
- उत्तर देखेंउत्तर छिपाएं
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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

