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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What is the equation of the line through (2, 1) that is parallel to 2x + 3y = 5?
सही उत्तर: ख) 2x + 3y = 7
A parallel line has the form 2x + 3y = k; substituting (2, 1) gives k = 7.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A rectangular sheet 44 cm × 20 cm is rolled along its length to form an open cylinder of height 20 cm. What is the cylinder's volume? (Take π = 22/7)
सही उत्तर: ग) 3,080 cm³
Circumference 44 = 2πr gives r = 7 cm; volume = (22/7) × 49 × 20 = 3,080 cm³.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A hemispherical bowl of internal radius 9 cm is full of liquid, which is poured into cylindrical bottles of radius 1.5 cm and height 4 cm. How many bottles are needed?
सही उत्तर: घ) 54
Bowl = (2/3)π·9³ = 486π; one bottle = π·1.5²·4 = 9π; 486π ÷ 9π = 54.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the ratio of the area of the circumcircle to the area of the incircle of an equilateral triangle?
सही उत्तर: ग) 4 : 1
In an equilateral triangle the circumradius is twice the inradius, so the areas are in the ratio 2² : 1 = 4 : 1.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the area of the circle inscribed in an equilateral triangle of side 6√3 cm?
सही उत्तर: ख) 9π cm²
Inradius = side/(2√3) = 6√3/(2√3) = 3 cm, so area = 9π cm².
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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If every edge of a cube is increased by 10%, by what percentage does its volume increase?
सही उत्तर: क) 33.1%
Volume factor = 1.1³ = 1.331, an increase of 33.1%.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A cube is cut into 8 equal smaller cubes. By what percentage does the total surface area increase?
सही उत्तर: ख) 100%
Edge a becomes a/2: new total = 8 × 6(a/2)² = 12a², double the original 6a², i.e. a 100% increase.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A month of the year is chosen at random. What is the probability that it has 31 days?
सही उत्तर: ग) 7/12
January, March, May, July, August, October and December have 31 days: 7 of 12.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In how many ways can 3 married couples sit in a row of 6 chairs so that each husband sits next to his wife?
सही उत्तर: क) 48
Arrange the 3 couple-blocks in 3! = 6 ways and each couple internally in 2 ways: 6 × 2³ = 48.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In how many ways can a committee of 4 be selected from 8 people and one of the 4 then be named chairperson?
सही उत्तर: घ) 280
C(8,4) × 4 = 70 × 4 = 280.
💬 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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