Quantitative (गणित) – Quantitative Ability MCQ
Quantitative (गणित) – व्यवस्थापन प्रवेश
Quantitative Ability · Management Entrance – English, Quant, Logical Reasoning & GK · १,३१७ प्रश्न
१,३१७ प्रश्न उपलब्ध। मोड छान्नुहोस्:
Quantitative (गणित): प्रश्न र उत्तर
सही लागेको विकल्पमा थिच्नुहोस्। सही भए हरियो, गलत भए रातो देखिन्छ; ३ सेकेन्डपछि सही उत्तर र व्याख्या देखिन्छ।
सही: ० / ०
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6 men or 10 women can do a piece of work in 30 days. In how many days will 3 men and 5 women together do it?
सही उत्तर: क) 30 days
6 men = 10 women, so 3 men = 5 women; 3 men + 5 women = 10 women, who take 30 days.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Two pipes can fill a tank in 10 minutes and 15 minutes respectively, and an outlet pipe can empty it in 6 minutes. If all three are opened together on an empty tank, what happens?
सही उत्तर: घ) The tank will never be filled
Net rate = 1/10 + 1/15 − 1/6 = (3 + 2 − 5)/30 = 0, so the water level never rises.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A can finish a job in 10 days and B in 15 days. They work together and receive Rs. 1,500 in total. What is A's share?
सही उत्तर: ग) Rs. 900
Wages are shared in the ratio of work done = rates 1/10 : 1/15 = 3 : 2, so A gets 3/5 × 1,500 = Rs. 900.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A can do a work in 20 days and B in 30 days. With the help of C they finish it in 8 days. In how many days can C alone do the work?
सही उत्तर: ख) 24 days
C's rate = 1/8 − 1/20 − 1/30 = (15 − 6 − 4)/120 = 5/120 = 1/24, so 24 days.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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15 men can complete a work in 20 days. After they have worked for 5 days, 5 more men join them. In how many more days will the remaining work be finished?
सही उत्तर: क) 11 1/4 days
Total work = 300 man-days; done = 75; remaining 225 ÷ 20 men = 11.25 days.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Ravi's age after 15 years will be five times his age 5 years ago. What is his present age?
सही उत्तर: घ) 10 years
x + 15 = 5(x − 5) gives 4x = 40, so x = 10 years.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The product of the present ages of two brothers is 240 and the elder is 8 years older than the younger. What is the younger brother's age?
सही उत्तर: ग) 12 years
x(x + 8) = 240 gives x² + 8x − 240 = 0, i.e. (x + 20)(x − 12) = 0, so x = 12 years.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The sum of the ages of five children born at intervals of 3 years each is 50 years. What is the age of the youngest child?
सही उत्तर: ख) 4 years
Ages x, x+3, x+6, x+9, x+12 sum to 5x + 30 = 50, so x = 4 years.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The average mark of 30 students was found to be 60. Later it was found that one student's mark of 85 was wrongly entered as 55. What is the correct average?
सही उत्तर: क) 61
The total increases by 85 − 55 = 30, so the average increases by 30/30 = 1, giving 61.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The average temperature of Monday, Tuesday and Wednesday was 37°C and that of Tuesday, Wednesday and Thursday was 34°C. If Thursday's temperature was 32°C, what was Monday's?
सही उत्तर: घ) 41°C
Mon + Tue + Wed = 111 and Tue + Wed + Thu = 102, so Mon − Thu = 9 and Mon = 32 + 9 = 41°C.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
यी अभ्यास प्रश्न हुन्, आधिकारिक प्रश्न होइनन्। पाठ्यक्रम, विज्ञापन र नतिजाका लागि सम्बन्धित निकायको आधिकारिक वेबसाइट हेर्नुहोस्। उत्तरमा गल्ती भेटे प्रश्नमुनिको "टिप्पणी / गल्ती रिपोर्ट" मा लेख्नुहोस्।
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