Students and Teachers Forum

1. Write an essay on 'visit Nepal 2020'.

Nepal is a developing country having rich socio-cultural and natural resources. It has an immensely diverse and attractive topography, varied climate and mix of people that combine to produce a magical attraction. .....

2. Produce the following sentences as directed in the brackets.

i. They asked, “May we  take your bike for a ride?" (Into indirect)

ii. Nobody helps me in need. (Into affirmative)

iii. Kopila had her pen broken at assembly.  (Into ‘who' question)

iv. She hardly talks in Korean, ..... ? (Add question tag )

v. Gurmeet helped the poor in crisis. (Into passive)

vi. Shhhhh! Be quiet! John ……….. (Supa the correct form of verb 'sleep')

i. They asked if they mught take my bike for a ride.  ii. Everydbody helps me in need.  iii. Who had pen broken at assembly.  iv. does she? v. The poor were helped in crisis by Gurmeet.  vi. is .....

3. Rewrite the sentences as indicated in the bracket.

1) The wife goes to prison every month to see her husband. ( into negative)
2) We don't live in a rented house, either. (into affirmative)
3) Kusum rarely faces her problems. (into affirmative)
4) We could visit the temple every Sunday.(into interrogative)
5) Dribble the ball to the post. (into passive)

1) The wife goes to prison every month to see her husband.( into negative) Ans. The wife doesn't go to prison everymonth to see her husband.  2) we don't live in a rented house, either.(into affirmative) Ans. We live in a rented house .....

4. Complete the sentences as indicated.

1) We did all the work asked of us.(into negative)
2) City dwellers rarely have any leisure.(add a tag question)
3) The boy did not pass the exam, either.(into affirmative)
4) Hari as well as his parents ought to come,_______.( add a question tag)
5) He didn't either go there.(into affirmative)
6) She likes people taking her photographs. (into passive)
7) The doctor forbade me to smoke.(into direct)

1) We did all the work asked us.(into negative) Ans. We didn't do any of the work asked us. 2) City dwellers rarely have any leisure.(add a tag question) Ans. do they? 3) The boy did not pass the exam, either.(into affirmative) Ans. The boy .....

5. Rewrite the sentence.

She did not invite me, either. ( into affirmative)

She invited me .....

6. Rewrite the following sentence.

Somebody told me about the incident. (into negative)

Nobody told me about the .....

7. On what two principles is transformer based on ? Write the principles.

8. If the exchange rate of RM 1 is Rs 25 and the exchange rate of $ 1 is rs 105, find the exchange rate of dollars for RM 100.

Let $ x = RM 100 RM 1 = Rs 25 Rs 105 = $ 1 By chain rule,  x * 1 * 105 = 100 * 25 or, 105 x = 2500 or, x = 2500/105 = 23.81 so, $23.81 = RM .....

9. If QAR 16 =$ 4.50 and $ 5 = Rs 525, how many qar can be exchanged for rs 31,200?

Solution : Let QAR x = Rs.31200 Rs.525 = $ 5 $ 4.50 = QAR 16 By chain rule, x * 525 * 4.50 = 31200 * 5 * 16 2362.5 x = 2496000 x = 2496000/2362.5 = QAR .....

10. If Rs 1,785 = $ 17 and Rs 1,950 = £ 15, how many dollars can be exchanged for £ 195?

Solution : Let $ x = ₤ 195 ₤ 15 = Rs. 1950 Rs. 1785 = $ 17 By chain rule, x * 15 * 1785 = 195 * 1950 * 17 x = 6464250 / 26775 = 241.43 $ 241.43 can be exchanged for .....

11. What is ammeter ?

An ammeter is a measuring instrument used to measure the current in a circuit. Electric currents are measured in amperes, hence it is named as, ammeter. Instruments used to measure smaller currents, in the milliampere or microampere range, .....

12. If the exchange rate of £ 1 is rs 131.50 and the exchange rate of us $ 1 is rs 106.50, how many dollars can be exchanged for 10 sterling pounds?

Solution : Let $ x = ₤ 10 ₤ 1 = Rs. 131.50 Rs.106.50 = $ 1 By chain rule, x * 1 * 106.50 = 10 * 131.50 * 1 so, x = (1315/106.6) = 12.35 Therefore, ₤10 = $ .....

13. Laxmi yadav bought a television for RM 2,000 and sold to her friend at 10% profit in Malaysia. Her friend brought it to Nepal and sold at a profit of 25%. Find the selling price of the television in Nepal. (RM 1 = NPR 25.00)

Solution, CP of tv for laxmi = RM 2000                               = Rs 2000 * 25                           .....

14. What is law of indices?

There are different laws of indices. They are: i. ii. iii. iv. v. x0 = .....

15. Mrs. Magar wants to buy a book online. She finds a publisher in london selling the book for £ 15. This publisher is offering free transportation on the product. She then finds the same book from a publisher in new york for $17 with a transportation fee of $2. Which publisher should she buy the book from ? (exchange rate: £1 = npr 132 and $ 1= npr 106.00)

Solution : Price of book from London = ₤ 15 = 15 * 132 = Rs. 1980 Price of book in New york = book price + transportation = $17 + $ 2 = $19 = 19*106 = Rs.2014 So, she buy book from .....

16. Is robot a living thing?

  Robot is not a living thing. It is non living thing because it is not made of cells like humans and it does not require food like humans. It is constructed with the help of metallic components. .....

17. What are the effects of heat?

The effets of heat are : the change in volume change in physical state changes in temperature change in solubility chemical .....

18. What are trees?

A tree is a tall plant with a trunk and branches made of wood. Trees can live for many years.  The four main parts of a tree are the root, the trunk, the bran, and the leaves. .....

19. The selling price of an article is 20% less than its marked price and the marked price is 30% above the cost price. Find the profit percent.

Let CP be x MP = CP + 30% of CP = x + (30/100)*x = 130x/100 SP = MP - 20% of MP = 130x/100 - (20/100) * (130x/100) = 104x/100 Now, Profit % = [(SP-CP)/CP]*100% = .....

20. Any two positive and negative catalyst?

Positive catalysts: Manganese dioxide (MnO2), Platinum (Pt), etc. are positive catalysts.
 
.....

21. A shopkeeper fixed the marked price of his radio to make a profit of 30 %. Allowing 15% discount on the marked price, the radio was sold. What percent profit did he make?

Let CP be x MP = x + 30% of x = x + (30/100)*x = 130x/100 = 13x/10 disount % = 15% discount amount = 15% of MP = (15/100) * (13x/10) = 39x/200 SP = MP - discount amount = (13x/10) - (39x/200) = 221x/200 Profit amount P = SP - CP = (221x/200) - x = .....

22. The marked price of an electric item is rs 2,400 and the shopkeeper allows 20% discount. After levying vat, if a customer pays rs 2,208 for it, find the vat percent.

Here, MP = Rs.2400 Discount % = 20% Price after discount(SP) = MP - D% of MP                                        = 2400 - 20/100 ⨯ .....

23. What do you mean by cell wall?

The cell wall is the protective, semi-permeable outer layer of a plant cell. A major function of the cell wall is to give the cell strength and structure, and to filter molecules that pass in and out .....

24. What sort of national pride development works are goingon in province no.3?

National Pride Projects Sikta Irrigation Project Babai Irigation Project Rani-Jamariya-Kularia Irrigation Project Bheri-Babai Diversion Multipurpose Project Upper Tamakoshi Hydropower Project Budhigandaki Hydropower Project West Seti .....

25. The marked price of an electric heater is rs 1,500. If the shopkeeper allows 15 % discount and makes a profit of rs 175, at what price did he purchase the heater?

Here,  M P = Rs.1500 Discount = 15% CP = ? So, SP = MP - Discount% of MP = 1500 - 15/100 x 1500 = Rs.1275 Again, Profit = 175 or, SP - CP = 175 or, 1275 - CP = 175 or, CP = 1275 -175 CP = Rs. .....

26. The marked price of a bicycle is rs 3,500. If a customer is given 12 % discount, how much does he/she pay with 10% vat?

Solution : Marked price MP = Rs.3500 Discount % = 12% discount amount = 12% of 3500 = 12/100 * 3500 = Rs.420 Selling price SP = MP - discount amount = 3500 - 420 = Rs. 3080 VAT% = 10% VAT amount = VAT % of SP = (10/100) * 3080 = Rs.308 Price .....

27. When the vat rate is 10% a customer pays rs 2,816 to buy a mobile set. Find the cost of mobile without vat.

Let the price of mobile without VAT be x. Price with VAT = Price + 10% of Price or, 2816 = x + 10/100 * x or, 110x/100 = 2816 or, x = Rs.2560 So, cost of mobile without VAT is .....

28. A man purchased an article at 5% discount. If he got the discount amount of rs 74, at what price did he purchase the article?

Let the price of an article be x discount % = 5% discount amount = Rs.74 discount amount = discount% of x or, 74 = 5 % of x 74 = (5/100)*x x = .....

29. The cost of an article is rs 550. If a shopkeeper sells the article by allowing 10% discount, find the selling price of the article.

Selling Price SP = 550 - 10% of 550 = 550 - (10/100)*550 = 550 - 55 = .....

30. If S.P. = Rs 1,600, S.P. With vat = Rs 1,840, find the rate of VAT.

Solution: VAT amount = Sp with VAT - .....

31. What is the mass of an object?

Mass is a dimensionless quantity representing the amount of matter in a particle or object. The standard unit of mass in the International System (SI) is the kilogram (kg). It is constant and scalar .....

32.
questionimage

बलभन्दा बुद्धि ठूलो वादविवाद
जसको बुद्धि हुन्छ .....

33. If S.P.= Rs 900, VAT percent =13%, find S.P. With VAT.

Solution : SP = Rs.900 VAT % = 13% VAT amount = 13% of 900 = 13/100 * 900 = Rs. 117 SP with VAT = 900 + 117 = .....

34. If M.P. = Rs 1,200, S.P.= Rs 1,020, find discount percent.

Solution : MP = Rs.1200 SP = Rs.1020 discount amount d = MP - SP = 1200 - 1020 = 180 discount % = d/MP * 100% = 180/1200 * 100 % = .....

35. If marked price is M.P., selling price after discount is S.P., write the formula to find the amount of discount.

Solution : Amount of discount d = Marked price MP - Selling price SP so, d = MP - .....

36. If marked price is M.P. and amount of discount is D, write the formula to find s.P.

Solution : SP = MP - .....

37. A retailer sold an article to a customer at a loss of 10%. The customer purchased it for rs 25,425 including 13% vat. Calculate the cost price of the article to the retailer.

Solution : Let MP = x Since, discount is absent, So, SP = MP = x SP with VAT = 25425 or, SP + 13% of SP = 25425 or, x + 13/100*x = 25425 or, 113x/100 = 25425 or, x = Rs.22500 and, loss % = 10% loss amount = 10% of CP = 10/100 * CP = .....

38. 1. Fill in the blanks:{people,dashain,women,tihar,hindus}
a. ................ Is a festival of .................... .
b. ................ Do different things for there livehood. c. Teej is celebrated by hindus ................... . d. ......................... Is main festival of hindus.

a. Tihar is a festival of Hindus. b. People do different things for there livelihood. c. Teej is celebrated by Hindu women.  d. Dashain is the main festival of .....

39. A trades person bought an electronic item for rs 5,000 and sold it to a customer for rs 5,085 with 13% vat. Find his/her profit or loss percent.

Solution : Cost price CP = Rs.5000 Selling price SP = Rs. 5085 Sinc Sp is greater than CP, so there is profit So, profit = Sp -Cp = 5085 - 5000 = 85 Then , Profit percent = Profit/CP * 100% = 85/5000 * 100 = .....

40. A customer purchased a bicycle for rs 10,716 with vat. If it's cost without vat is rs 9,400, calculate the rate of vat.

Solution, SP with vat = Rs 10716 SP without vat = Rs 9400 Now, VAT amount = 10716 - 9400                     = Rs 1316 Now VAT percent = 1316 / 9400 * 100 %             .....

41. Write three festivals celebrate by hindus.

Hindus celebrate the following festivals. -Dashain -Tihar - Teej .....

42. If the cost of an item with vat is rs 1,356 and without vat is rs 1,200, find the vat rate.

Cost with VAT = Rs.1356 Cost without VAT  (SP) = Rs.1200 VAT = Cost with VAT - SP = 1356 - 1200 = Rs.156 VAT rate = VAT/SP * 100% = 156/1200 * 100% = .....

43. A woman bought a television for rs 22,600 with 13% vat. How much did she pay for the vat?

Let SP of television by shop be x Then by question, SP with VAT = 22600 or, SP + VAT amount = 22600 or, x + 13x/100 = 22600 or,113x/100 = 22600 or, x = Rs.20,000 Then, VAT amount = 13 * 20000 / 100 = Rs. .....

44. Mr. Rai purchased a watch for rs 8,625 with 15% vat. Find the cost of the watch without vat amount.

Solution : Price with VAT = Rs.8625 Cost of watch with out VAT C = x let x = 8625 - 15% of 8625 or, x = 8625 - 15/100 *8625 or, x = 8625 - 1294 = Rs. .....

45. The cost of an article with 13% vat is rs 5,424. Find its cost without vat.

Solution : Let the cost without VAT be x VAT = 13% of x = 13x/100 Cost wit VAT = 5424 or, x+13x/100 = 5424 or, 113x/100 = 5424 or, x = .....

46. A family had dinner in a restaurant. If the cost of the dinner was rs 2,500, how much did the family pay with 10% service charge and 13% vat?

Solution : Cost of dinner = Rs.2500 VAT % = 13% VAT amount = 13/100 * 2500 = Rs.325 Cost of dinner wit VAT amount = Rs.2500 + Rs.325 = Rs.2825 Service Charge = 10 % of 2825 = Rs.282.5 Total price they paid = Rs.2825 + Rs.282.5 = .....

47. The cost of a mobile set is rs 18,000. If mrs. Sharma purchased it with 13% vat, how much did she pay for it.

Price including VAT = Rs. 18000 + 13% of Rs.18000                                   .....

48. What is biology?

Biology is the study of living things . We study about behaviour, and other qualities of  plants and animals in  .....

49. Write the formula to find vat percent.

VAT Percent (VAT% ) = (VAT amount / SP) * 100% , where SP = selling .....

50. Write the formula to find amount of vat.

VAT amount = VAT % of .....