अंग्रेजी भाषा दक्षता परीक्षा IELTS, PTE, TOEFL र Duolingo तयारी
अंग्रेजी भाषा दक्षता परीक्षा – IELTS, PTE, TOEFL र Duolingo
IELTS / PTE / TOEFL / Duolingo · IELTS / PTE / TOEFL / Duolingo
२,३३० प्रश्न उपलब्ध। मोड छान्नुहोस्:
English Test: 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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A right triangle has legs of 6 and 8. What is the length of the hypotenuse?
सही उत्तर: घ) 10
By Pythagoras, √(36 + 64) = √100 = 10. 14 simply adds the legs.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the smaller angle between the hands of a clock at 3:30?
सही उत्तर: ग) 75°
Minute hand at 180°; hour hand at 90° + 30 × 0.5° = 105°. Difference = 75°. 90° forgets that the hour hand moves past the 3 during the half hour.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A shopkeeper marks an item 25% above cost and then gives a 10% discount. What is the profit percent?
सही उत्तर: ख) 12.5%
1.25 × 0.9 = 1.125, so profit = 12.5%. 15% simply subtracts the percentages (25 − 10).
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In a class, 60% of the students are girls. If 30 students are boys, how many students are in the class?
सही उत्तर: क) 75
Boys are 40% of the class: 0.4N = 30 → N = 75. 50 wrongly treats 30 boys as 60%.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A rectangle's length is 4 more than its width, and its perimeter is 40. What is its area?
सही उत्तर: घ) 96
2(w + w + 4) = 40 → w = 8, length = 12, area = 96. 100 would be a 10 × 10 square with the same perimeter.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Pens cost $3 each and notebooks $5 each. A student buys 10 items for $38. How many notebooks were bought?
सही उत्तर: ग) 4
p + n = 10 and 3p + 5n = 38 → 30 + 2n = 38 → n = 4 (and 6 pens). Answering 6 gives the number of pens.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A student scored 70, 85 and 90 on three tests. What score on the fourth test gives an average of 85?
सही उत्तर: ख) 95
Required total = 4 × 85 = 340; current total = 245; needed = 95.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The average of 6 numbers is 15. When one number is removed, the average of the rest becomes 14. What number was removed?
सही उत्तर: क) 20
Total of 6 = 90; total of remaining 5 = 70; removed number = 20. 1 is just the difference between the averages.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A father is 3 times as old as his son. In 12 years he will be twice as old as his son. How old is the son now?
सही उत्तर: घ) 12
Let son = s: 3s + 12 = 2(s + 12) → s = 12. 36 is the father's current age.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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How many litres of a 40% acid solution must be mixed with 10 litres of a 10% acid solution to obtain a 20% solution?
सही उत्तर: ग) 5 litres
0.4x + 1 = 0.2(x + 10) gives 0.2x = 1, so x = 5. 10 litres would produce a 25% solution (the midpoint), since equal volumes average the concentrations.
💬 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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