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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Two coins are tossed together. What is the probability of getting exactly one head?
सही उत्तर: घ) 1/2
Outcomes HH, HT, TH, TT; exactly one head in HT and TH: 2/4 = 1/2.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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If ⁿC₂ = 45, what is the value of n?
सही उत्तर: ग) 10
n(n − 1)/2 = 45 gives n(n − 1) = 90, so n = 10.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In how many ways can 3 different prizes be given to 5 students if a student may receive any number of prizes?
सही उत्तर: ख) 125
Each prize can go to any of 5 students: 5 × 5 × 5 = 125.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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How many arrangements of the letters of 'MOTHER' begin with M and end with R?
सही उत्तर: क) 24
With M and R fixed at the ends, the remaining 4 letters can be arranged in 4! = 24 ways.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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How many four-digit numbers can be formed using the digits 0, 1, 2, 3 and 4 without repetition?
सही उत्तर: घ) 96
The first digit can be any of 4 non-zero digits, then 4, 3 and 2 choices remain: 4 × 4 × 3 × 2 = 96.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In how many ways can 4 persons be chosen from 9 if one particular person must always be excluded?
सही उत्तर: ग) 70
Excluding that person leaves 8; choose 4 from 8: ⁸C₄ = 70.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In how many different ways can the letters of the word 'BANANA' be arranged?
सही उत्तर: ख) 60
6 letters with A repeated 3 times and N twice: 6!/(3! × 2!) = 720/12 = 60.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The arithmetic mean of two positive numbers is 10 and their geometric mean is 8. What are the numbers?
सही उत्तर: क) 16 and 4
Sum = 20 and product = 64; the numbers are roots of t² − 20t + 64 = 0, i.e. 16 and 4.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The 3rd term of a geometric progression is 12 and its 6th term is 96. What is its first term?
सही उत्तर: घ) 3
ar⁵ ÷ ar² = r³ = 96/12 = 8, so r = 2; a = 12/r² = 3.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Three numbers in arithmetic progression have a sum of 27 and a product of 504. What is the largest of them?
सही उत्तर: ग) 14
Let them be 9 − d, 9, 9 + d; 9(81 − d²) = 504 gives d² = 25, d = 5; numbers 4, 9, 14.
💬 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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