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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Ten chairs stand in a row. In how many ways can 2 of them be chosen so that the chosen chairs are not next to each other?
सही उत्तर: क) 36
All pairs ¹⁰C₂ = 45 minus 9 adjacent pairs = 36.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the variance of the number shown when a fair six-faced die is rolled once?
सही उत्तर: ग) 35/12
E(X) = 7/2 and E(X²) = 91/6, so Var = 91/6 − 49/4 = 35/12 ≈ 2.92.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A fair coin is tossed repeatedly until the first head appears. What is the expected number of tosses?
सही उत्तर: ख) 2
For success probability p the expected number of trials is 1/p = 1/0.5 = 2.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A point is chosen at random inside a square. What is the probability that it lies inside the circle inscribed in the square?
सही उत्तर: क) π/4
With side 2r, circle area πr² ÷ square area 4r² = π/4 (≈ 0.785).
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Two cards are drawn one after the other without replacement from a pack of 52. What is the probability that the first is an ace and the second is a king?
सही उत्तर: ख) 4/663
4/52 × 4/51 = 16/2652 = 4/663.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the maximum number of regions into which 4 straight lines can divide a plane?
सही उत्तर: घ) 11
Maximum regions = 1 + n + ⁿC₂ = 1 + 4 + 6 = 11.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the maximum number of points of intersection of 5 straight lines in a plane?
सही उत्तर: क) 10
Each pair of lines meets at most once: ⁵C₂ = 10.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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How many non-congruent triangles with integer side lengths have a perimeter of 12 units?
सही उत्तर: घ) 3
Only (2, 5, 5), (3, 4, 5) and (4, 4, 4) satisfy the triangle inequality.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The space diagonal of a cube is 6√3 cm. What is its total surface area?
सही उत्तर: क) 216 sq cm
a√3 = 6√3 ⇒ a = 6; surface area = 6a² = 216 sq cm.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the equation of the straight line whose x-intercept is 3 and y-intercept is 4?
सही उत्तर: ख) 4x + 3y = 12
Intercept form x/3 + y/4 = 1, i.e. 4x + 3y = 12.
💬 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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