Students and Teachers Forum

1. 5000 Bhadgaule caps bought for Rs. 400 per piece in Nepali market is sold in Britain after 5% export tax then 150% profit was made. Find the selling price of each cap in pound sterling. [₤1 = Rs. 150]

Here,  CP of 1 topi = Rs.400 Price after tax = CP + Tax% of CP = 400 + 5/100 x 400 = RS.420 Profit % = 150% So, Final SP = Rs.420 + 150% of Rs.420                = Rs.420 + Rs.630     .....

2. तलका लाई वाक्यमा प्रयोग गर्नुहोस। (क) नपत्याउने खोलाले बगाउछ (ख) कतहर कात्नु (ग) हंसले ठाँउ छोद्नु (घ) नजाने गाउँ को बातो न सोध्नु ।

नपत्याउने खोलाले बगाउँछः नपत्याउने खोलाले बगाउँछ भने झैँ परीक्षामा सधैँ विषय लागेर उत्तीर्ण .....

3. A rectangular field is 20 m long and 15 m wide. There is a path of uniform width all round it having an area of 450m2 . Find the width of the path.

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4. भूक्षय हनेको क हो ? वाक्यमा प्रयोग गर्नुहोस।

माटो बग्ने वा झर्ने प्रक्रियालाई भूक्षय भनिन्छ । ‘भू’ भनेको जमिन हो भने ‘क्षय’ भनेको .....

5. Tell me important chapter of grammer which are asked in SEE surely.

Focus on  - article  - preposition  - causative verbs  - tense  - transformation  - tag questions  - conditional sentences  - voice  - Reported speech (direct and indirect)  - subject verb .....

6. Sin70-sin10-sin50=0

We know that

sin 50 - sin 70= 2 cos ((50+70)/2) sin ((50-70)/2)  = 2 cos (120/2) sin(-20/2)   = 2 cos 60 sin (-10) sin 50 - sin 70= -sin 10 [cos 60= 1/2 and sin(-A)= -sin A] Therefore, sin 50 - sin 70 + sin 10= -sin 10 .....

7. Dorje bought 100 gram of gold in Hongkong for HKD $30000 and brought to Nepal paying 20% custom duty. If he sold the gold with 13% VAT in Nepal, how much Nepali rupees did he get? [HKD$ = Rs. 14]

Here, Price after 20% tax =HKD $30000 + 20/100 x HKD $30000 = HKD $6000 Final SP with 13% VAT = HKD$6000 + 13/100 x HKD $6000 = HKD $6780 Now change in to NC by using given rate. And find final .....

8. 10 tolas gold bought from American market at $500 per tola is sold in Nepali market at 20% customs duty charge and 13% VAT. At what price can it be sold without making profit. [ $1 = Rs 103.50 ] 

Here, Price after 20% tax = $500 + 20/100 x $500 = $520 Final SP with 13% VAT = $520 + 13/100 x $520 = $..............Find it. Now change in to NC by using $1 = Rs 103.50  rate. And find final .....

9. Sohan bought a mobile for $100 and sold it to Rohan at a profit of 20%. Rohan sold it to Mohan at a loss of 10%. For how much rupees did Mohan buy it? [ $1 = Rs 104 ]

Between Sohan and Rohan, CP of the mobile = $100 Profit percent = 20% Using formula, Profit amount = Profit % of CP                        = 20% of $100           .....

10. It is given that €1= Rs 150. By selling a watch for €300, a dealer got 10% loss. At what Nrs price should he sell it so as to gain 10%?

Given, €1 = Rs 150 1st case at loss, €300 = Rs 150 ∗ 300 = Rs 45000 SP of the watch = Rs 45000 Loss percent = 10% Using formula, Loss percent = [( CP - SP ) ∕ CP ] ∗ 100 10 = [ ( CP - 45000 ) ∕ CP .....

11. Given that US dollar 1 = Rs. 104. If 20% loss is made when an article is sold for $400, at what price should it be sold to gain 20% profit?

Here, Sp and loss percent are given. So, calculate Cp by using formula; loss% = Cp-SpCp ⨉100% You will get Cp in $. Then, use this Cp, and given profit percent and find Sp by using formula profit % =  Sp-CpCp ⨉100% You will .....

12. The mean of the two numbers is 10 and one number is 6 more than the other.What is the value of the smaller of the two numbers?

Solution: Let the smaller no. be X. Then, larger number = 6+X Mean = [(6 +x) + x]/2 or, 10 = [(6 +x) + x]/2 or, 20 = 6 + 2x So, x = 14/2 = 7 Hence, the smaller number = .....

13. त्यो के हो जुन वर्षमा एकचोटी, महिनामा दुईचोटि , हप्तामा चारचोटी र दिनमा छचोटि आउँछ ?

यो त सामान्य ज्ञानको प्रश्न जस्तो छ । मलाई नेपालीको मात्र प्रश्न पठाउनुहुन अनुरोध छ .....

14. If p (3,-5) , q (9,-2), r (11,3) and s (5,0) are four points, then show that pqrs is a parallelogram

Here,  P (3,-5) , Q(9,-2), R (11,3) and S(5,0) are four points. Find the slope of PQ, QR, RS and PS by using formula  Slope (m) = (y2 - y1)/(x2 - x1). You will get slope of PQ = slope of RS &  Slope of QR = slope of .....

15. Does rainbow have shadow?

No, rainbows are caused by light rays being defused and are purely optical. A shadow is caused by a solid object deflecting or occulting the .....

16. वातावरणको संरझण २०० शब्दम णिब​न्द​

वातावरणको संरक्षण
साथी, वातावरणको संरक्षणका बारेमा केही .....

17. What roles you can play in the promotion of rule of law in the county? Make the list of roles

Rule of law is the legal principle that a nation should be governed in accordance with the law. Rule of law does not mean that the rule of a single person or administrator. It is known as the supremacy of law and Equality of Law. To maintain rule .....

18. Describe inclusiveness characteristics as per the constitution of Nepal 2072 BS.

Each member of the communities gets equal opportunity hence they can equally contribute to the development of the community. All the members of the community feel related to each other promoting the sense of brotherhood. It helps to .....

19. How can inclusiveness strengthen the national unity? Describe with examples.

If then, how does it help to strengthen national unity? Well, inclusiveness helps to strengthen national unity in the following ways: - By mainstreaming each and every caste and creeds of people in the governance system. - By ensuring the .....

20. नेपालको वतॆमान अवस्था र मेरो भूमिका शीषॆकमा लामो निबन्ध लेख।

देशको वर्तमान अवस्था र मेरो भूमिका
नेपाल हाम्रा .....

21. Define international conflict.

Conflict may be defined as a struggle between people with opposing needs, ideas, beliefs, values, etc. In other words, it is a state of misunderstanding or controversy between persons, ideas or interest etc. If then what is the .....

22. A current carrying conductor placed in magnetic field experience a force. Why?

When current carrying conductor lies in magnetic field,magnetic forces are exerted on the moving charges within the conductor. These forces are transmitted to the material of the conductor ,and the conductor as a whole experiences a .....

23. What is defect of vision?

The major defect of vision are, 1. Short sightedness or myopia 2. Longsightedness or hypermetropia 3. Presbyopic 4. .....

24. Project-based activity:
Find out any organization not mentioned in the text and introduce its objectives and major functions.

Maiti Nepal is one of the non-profit organization working in Nepal. It is dedicated to help the victims of sex trafficking. Currently, it operates a rehabilitation home in Kathmandu, as well as transit homes at the Indo-Nepal border towns, .....

25. Define secularism.

Secularism seeks to defend the absolute freedom of religious and other belief, and protect the right to manifest religious belief insofar as it does not impinge on the rights and freedoms of others. Secularism ensures that the right of individuals .....

26. अर्थ लेख:
बुद्धि  
अम्बर
बारी
प्रबन्ध 
बान्धव
खम्बा
बकम्फुसे
बेर्ना
बाबु 
बाउ
बेहुली 
बासी  
ब्यारेक

बुद्धि = समझ, सोचविचार गर्ने तथा निर्णय गर्न सक्ने मानसिक शक्ति  अम्बर = १.आकास २.लुगा  बारी = .....

27. What is greyhound dog ? with full details

The Greyhound is a tall, slender dog. The head is long and narrow, wide between the ears, with a long tapering muzzle. There is no stop. The small rose ears are held back and folded, and are semi-perked when they are excited. The eyes are dark in .....

28. What is the height of Mt. Everest?

We know that Mt. Everest is the highest peak of the world. It lies in Nepal in Solukhumbu district. It is 8848m (29,029 .....

29. If secA = 5/4, and sec B = 5√2/7, prove that A+B = 45o.

Here,  SecA = 5/4 So, tanA = √[sec2A - 1]  = 3/4 Similarly, tanB = 1/7. Now,  Tan(A+B) = { tanA + tanB}/{1 - tanA tanB} Use value of tanA & tanB and simplify, you will get Tan(A+B) = 1 or, tan(A+B) = .....

30. It cost $450 for 1 tola gold in the USA where as ₤400 in England. If $1 = Rs. 104 and ₤1 = Rs. 128 then which place has cheaper gold price and by how much rupees?

Here,  Cost of 1 tola gold in USA = $450 = 450⨯Rs. 104 = Rs.46800 Cost of 1 tola gold in England = ₤400 = 400 ⨯ Rs.128 = Rs.51200 Now compare them and find which is cheaper and by how .....

31. It cost ₤50 to travel 250km in england by a train where as $80 in the USA. If ₤1 = Rs. 130 and $1 = Rs 105 then which place has cheaper train fare and by how much rupees?

To travel 250 km. In England, Cost = €50  Cost( In Rs ) = Rs 50 ∗ 130 = Rs 6500 In America, Cost = $80 Cost( In Rs ) = Rs 80 ∗ 105 = Rs 8400 Hence, cost to travel same distance is cheaper in England by Rs( 8400 - .....

32. One tola gold costs HKD$ 3500 in HongKong and SGD$ 650 in Singapure. If HKD$ 1 = Rs.14 $ SGD$ 1 = Rs.75, then in which country is the gold cheaper by how much?

Here,  Cost of 1 tola gold in Hong Kong  = HKD$3500 = 3500⨯Rs. 14 = Rs.............. Cost of 1 tola gold in Singapore  = SGD$650 = 650 ⨯ Rs.75 = Rs.5................. Find it. Now compare them and find which is cheaper and .....

33. A mobile set costs $800 in the USA and £700 in England. If $1 = Rs. 105 and £1 = 130, in which country is the mobile set cheaper and by how much Nepalese Rupees?

In USA, Cost of the mobile set = $800 Cost of the mobile set ( In Nepali rupees ) = Rs 800 ∗ 105 = Rs 84000 In England, Cost of the mobile set = €700 Cost of the mobile set ( In Nepali rupees ) = Rs 700 ∗ 130 = Rs .....

34.
If 1 American Dollar ($) = Rs. 78 and 1 Pound (£) = Rs. 117, convert 55 Americal dollar ($) into Pound.

Solution :    $ 1 = Rs. 78        Rs. 117 = £ 1        £ x = $ 55    Now, Using chain rule,     1× 117 × x = 78 × .....

35. If Rs. 126 = 1 Pound, 10 Pounds = 125 Francs, how many Francs are equivalent to Rs. 6300?

Here, Rs. 126 = 1 Pound, 10 Pounds = 125 Francs, x  Francs=  Rs. 6300 Using chain rule we get, 126 ⨯10 ⨯ x = 1 ⨯ 125 ⨯ 6300 Solve and find .....

36. If Rs. 1800 = $25 and Rs. 1584 = £12, how many Pounds (£) can be exchanged for $33?

Here, Rs. 1800 = $25 £12 = Rs. 1584 $33 = x (£)  Using chain rule we get, 1800 ⨯ 12 ⨯ 33 = 25 ⨯ 1584 ⨯x Solve and find .....

37. If 120 dollars = £96 and Rs. 135 = £1, how many dollars will be equal to Rs. 486000?

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38. If £52 = $91 and Rs. 2112 = £16, how many dollars ($) will be equal to Rs. 5280?

Here, £52 = $91  Rs. 2112 = £16,  x $ = Rs. 5280 Using chain rule, 52 ⨯ 2112 ⨯ x = 91 ⨯ 16 ⨯ 5280. Solve and find .....

39. If £15 = $20 and $5 = Rs. 390, how many pounds can be exchanged for Rs. 31200?

Here, £15 = $20   $5 = Rs. 390 Rs.31200 = £x Using chain rule, we get 15 ⨯ 5 ⨯31200 = 20 ⨯ 390 ⨯ x. Solve and find .....

40. If Chinese Yuan (¥) 1 = Rs. 16.25 and Saudi Arabian Riyal (SAR) 1 = Rs. 28.12, then convert the Chinese Yuan 5612 into Saudi Arabian Riyal.

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41. If Canadian Dollar (CAD $) 1 = Rs. 76.20 and Singapore Dollar (SGD $) 1 = Rs. 74.40, then convert Canadian Dollar (CAD $) 2480 into Singapore Dollar.

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42. If Swiss Franc (Fr) 1 = Rs. 105.50 and Australian Dollar (AUD $) 1 = Rs. 77.50, then convert Swiss Franc (Fr) 6200 into Australian dollar.

Here, Fr 1 = Rs 105.50 Rs. 105.50 = Fr 1 Rs. 1 = Fr 1/ 105.50 ......................[1] AUD $ 1 = Rs. 77.50 Rs. 77.50 = AUD $ 1  Rs. 1 = AUD $ 1 / 77.50 .....................[2] Now, equating [1] and [2] Fr 1/ .....

43. If $1 = Rs. 105.50 and £1 = Rs. 155.50, then convert $12440 into Pound Sterlling. 

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44. If 176 dollars = 100 pounds and 1 pound = NRs. 119, how much Nepali Rupees can be exchanged with 132 dollars? Find it.

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45. To visit a foreign country, Pemba has to exchange $5000. If a bank charges its 4% commission on it, then what amount of Nepali Rupees is required for him? (S1 = Rs. 106.50)

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46. 4% commission should be paid to exchange Rs. 4,40,000 into US Dollar. If $1 = Rs. 105.60, then how much US Dollar can be received?

From the question , Rs. 105.60 = $ 1  Rs. 1 =  1 / 105.60 Rs. 440000 = 1/105.60 ⨯ 440000 Rs. 440000 = $ .....

47. Subid is a secondary teacher in USA. He earns $30 per hour. If he works 50 hours in a weel and $1 = Rs. 150, then find his salary of 2 weeks in Nepali Rupees.

Here,  His total working hour in 2 weeks = 2 ⨯ 50 = 100 hrs. Salary he get in 2 weeks = 100 ⨯ $30 = $3000 Finally,  In Rs.,  Salary = 3000 ⨯ Rs.150 = Rs.....Find .....

48. Linda is a primary teacher in Australia. She earns AUD $30 per hour. She teaches 5 hours per day except for Sunday. If the exchange rate is AUD $1 = Rs. 80.50, then find her earning per week in Nepali Rupees.

Her working hour in a week = 6 ⨯ 5 = 30 hrs Salary in a week = 30⨯ $30 = 900 ⨯ Rs.80.50 =Rs........Find .....

49. The salary of a secondary teacher in Canada is from CAD $10.50 to CAD $30.50 per hour. If CAD $1 = Rs. 80 and a teacher works 8 hours a day, what is the average income of the teacher per day?

Here,  Avarage salary for 1 hour = ( $10.50 + $30.50)/2 = $20.50 Salary for 8hr = 8 ⨯ $20.5 = $164. Finally, In Rs., Daily salary = Rs.80 ⨯ 164 = Rs.......Find .....

50. The salary of a secondary teacher in England is £20 per hour. If a full time teacher has to teach 160 hours in a month, then find the yearly salary of the teacher. (£1 = Rs. 130.50)

Here,  Total hour to work in a year = 12 ⨯ 160 hrs = 1920 hrs. So, total salary in a year = 1920 ⨯ £20  = £48400. Finally, In Rs., His yearly salary = Rs.130.50 ⨯ 48400 = Rs.......Find .....