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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How many three-letter codes (using the 26 English letters, repetition allowed) contain at least one repeated letter?
सही उत्तर: क) 1,976
All codes 26³ = 17,576 minus codes with all letters different 26·25·24 = 15,600: 1,976.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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There are 12 points in a plane, of which exactly 5 lie on one straight line and no other three are collinear. How many triangles can be formed with these points as vertices?
सही उत्तर: घ) 210
C(12,3) − C(5,3) = 220 − 10 = 210.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Using 4 different coloured flags hoisted one above another, how many different signals can be made if a signal uses at least one flag?
सही उत्तर: ख) 64
4 + 4·3 + 4·3·2 + 4! = 4 + 12 + 24 + 24 = 64.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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How many four-digit numbers have all their digits even?
सही उत्तर: ग) 500
First digit from {2,4,6,8}: 4 ways; each other digit from {0,2,4,6,8}: 5 ways; 4 × 125 = 500.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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From 6 men and 5 women, in how many ways can a committee of 5 be formed that contains at least one man and at least one woman?
सही उत्तर: क) 455
All committees C(11,5) = 462, minus all-men C(6,5) = 6 and all-women 1: 455.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In how many arrangements of the letters of GARDEN does A appear somewhere before E?
सही उत्तर: घ) 360
By symmetry, A precedes E in exactly half of the 6! = 720 arrangements: 360.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A city has a grid of streets 4 blocks east and 3 blocks north between two points. How many shortest routes (moving only east or north) are there?
सही उत्तर: ग) 35
A route is an arrangement of 4 E's and 3 N's: 7!/(4!·3!) = 35.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the determinant of the matrix [[1, 2, 3], [0, 4, 5], [1, 0, 6]]?
सही उत्तर: ख) 22
1(24 − 0) − 2(0 − 5) + 3(0 − 4) = 24 + 10 − 12 = 22.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the remainder when x⁴ − 3x² + 2 is divided by (x + 2)?
सही उत्तर: ख) 6
By the remainder theorem, put x = −2: 16 − 12 + 2 = 6.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A rectangular plot has area 180 m² and perimeter 54 m. What is its length?
सही उत्तर: घ) 15 m
L + B = 27 and LB = 180, so L and B are 15 and 12; length = 15 m.
💬 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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