पोखरा र पूर्वाञ्चल विश्वविद्यालय BBA BBA / BCIS प्रवेश तयारी
पोखरा र पूर्वाञ्चल विश्वविद्यालय BBA – BBA / BCIS प्रवेश
PU BBA / BCIS Entrance · PU / PoU BBA & BCIS
४,३१२ प्रश्न उपलब्ध। मोड छान्नुहोस्:
व्यवस्थापन प्रवेश: 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 fair dice are thrown. What is the probability that the sum of the numbers is 7?
सही उत्तर: ख) 1/6
There are 6 favourable pairs (1,6), (2,5), (3,4), (4,3), (5,2) and (6,1) out of 36 outcomes, so P = 6/36 = 1/6. Sum 7 is the most likely total.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Two coins are tossed together. What is the probability of getting at least one head?
सही उत्तर: ख) 3/4
The outcomes are HH, HT, TH and TT. Only TT has no head, so P = 1 − 1/4 = 3/4.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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How many diagonals does a hexagon have?
सही उत्तर: ख) 9
Number of diagonals = n(n − 3)/2 = 6 × 3/2 = 9. 15 is ⁶C₂, which also counts the 6 sides.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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At a meeting, each of 10 people shakes hands with every other person exactly once. How many handshakes take place?
सही उत्तर: ख) 45
Number of handshakes = ¹⁰C₂ = 10 × 9/2 = 45. 90 counts each handshake twice.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A committee of 2 men and 2 women is to be formed from 5 men and 4 women. In how many ways can this be done?
सही उत्तर: क) 60
⁵C₂ × ⁴C₂ = 10 × 6 = 60. 126 is ⁹C₄, which ignores the condition on men and women.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In how many ways can 3 students be selected from a group of 8?
सही उत्तर: क) 56
⁸C₃ = 8 × 7 × 6/(3 × 2 × 1) = 56. 336 is ⁸P₃, which counts ordered arrangements instead of selections.
💬 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
There are 6 letters with A repeated 3 times and N repeated 2 times: 6!/(3! × 2!) = 720/12 = 60.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In how many different ways can the letters of the word 'NEPAL' be arranged?
सही उत्तर: ख) 120
NEPAL has 5 different letters, so the number of arrangements = 5! = 120.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the sum to infinity of 1 + 1/2 + 1/4 + 1/8 + ...?
सही उत्तर: ग) 2
For a GP with |r| < 1, S∞ = a/(1 − r) = 1/(1 − 1/2) = 2. The terms keep getting smaller, so the sum approaches a finite limit.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the 8th term of the geometric progression 3, 6, 12, 24, ...?
सही उत्तर: ख) 384
aₙ = arⁿ⁻¹ = 3 × 2⁷ = 3 × 128 = 384. 768 wrongly uses 2⁸.
💬 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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