Students and Teachers Forum

We have given, Radius(r) = d/2 = 28m/2 = 14m. The capacity of a closed cylindrical tank (V)= 3080 m3 We need to find the height. We know,        .....

To simplify this we frist break the whole number, So, it will be equal to ,  (1 x 3 +1) /3 + (2 x 4 + 3) /4 + ( 2 x 2 +1 ) / 2 Simplify and get, = 4 /3 + 11 / 4 + 5 / 2  Now LCM of 3 , 4  and 2 is 12 So you will get,  = (4 .....

Let tens digit be x and once digit be y. Then the no. is 10x + y. From the first case, x = .....

Let the four numbers be (a-3d), (a-d), (a+d) & (a+3d). From the first case,       (a-3d)+(a-d)+(a+d)+(a+3d)=28 or,  4a .....

Yes, indeed cooperation, love, and courtesy help to address social evil. With all these things an individual does not discriminate the people on the basis of the caste, religion, and race. These help to increase an individual's understanding .....

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Steppes and Prairie are the temperate grassland. They have temperate climate, moderate rainfall. Their vegetation is composed of grasses, herbs, and shrubs, rather than trees. Due to the suitable climate condition, the weather is neither too .....

From 45o latitude up to 30o latitude we find the Mediterranean type of climate. Mediterranean climate is not extreme and is quite moderate as it lies in Sub-Tropics. Long summer of Mediterranean areas favours the growth of these fruits. Farming .....

The situations that may have an adverse effect on the society, community, and nation as a whole can be termed as social problems. Some of the roles the government can play in solving social problems are: by addressing the issues of .....

Amongst the various infrastructures of development peace is one of the most important infrastructure. Peace provides an opportunity of social; justice of all. It also sustains economic growth and development in which all the members of the .....

Amongst the various units of socialization, the family is the most important and fundamental units. And, in family parents have primary responsibility for cultivating good habits. Some of the role parents may play in cultivation good habits in .....

Here,     0 = 11 - 2x + 7 - 10x or, 2x + 10x = 11 + 7 or, 12x = 18 or, x = 18/12 or, x = 3/2. Thus, x = .....

Amongst the three brabches of a state, legilative is composed of the people's representatives. They are either directly or indirectly elected by the citizens of a country. It is formed to formulate laws of a country. The laws are .....

Here, Radius of the sphere = 15 cm Volume of the sphere = ( 4 ∕ 3 )πr3 = ( 4 ∕ 3 ) π  (15cm)3 = 4500π cm3 To make lead .....

Dipson brought 208000/104 = $2000. After the devaluation of NC by 10%, He can exchange 1 $ in Rs.104 + 10% of 104 = Rs.114.40. Now, while selling $2000, he will get 2000 x Rs.114.4 = Rs.228800. So, the profit he got = Rs.228800 - 208000 = .....

Control by chemical agents refers to the use of disinfectants, antiseptics, antibiotics, and chemotherapeutic antimicrobial chemicals. Sterilization is the process of destroying all living organisms and viruses. A sterile object is one free .....

a) a ⨯ a = a1 ⨯ a1 = a1+1 = a2 b) a ⨯ a ⨯ a = a1 ⨯ a1 ⨯ a1 = a1+1+1 = a3 c) a2 ⨯ 2a  = 2 ⨯ a2 ⨯ a1 = 2 ⨯ a2+1  = 2a3. d) x3 ⨯ x3 = x3 .....

Imagination has trumped knowledge in nearly every realm of study, yet we tend to nurture knowledge and leave imagination to the artists. Imagination makes our world work better. Knowledge is limited. There is a finite amount of knowledge out .....

Water is capable of dissolving a variety of different substances, which is why it is such a good solvent. And, water is called the "universal solvent" because it dissolves more substances than any other liquid. This is important to every .....

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He was impressed by the development and system of government of Europe. He was against discrimination and exploitation. He believed in gender equality and was against the caste system. He wrote against the existing administration in Nepal. He .....

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V3 is the past participle of the verb. Ex:  

Base Form – V1

Yes, I prefer the concept of global family. I prefer the concept as it promotes universal brotherhood. It promotes racial and social harmony. It also helps you share your emotions with everyone and be sympathetic and fair to everybody. It also .....

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Original profit equation : SP - CP = P Now from the question,  New selling price = 2SP and Profit = 3P. So,       2SP - CP = 3(SP - CP) or,  2SP - CP = 3SP - 3CP or,  2CP = SP .....

We know that there is a direct correlation between temperature and altitude. With the increase in altitude, there is decline in temperature. It is seen that the temperature decreases by 1oC when there is an increase in altitude by 125m. Since, .....

Two atoms of the same chemical element are .....

The separation of powers is a constitutional principle introduced to ensure that the three major institutions of the state are not concentrated in any single body whether in functions, personnel or powers. Legislative is a law-making body, .....

Option (b) is .....

As we know, vertically opposite angles are equal. So,       2x = x + 60 or, 2x - x = 60 or, x = 60. .....

Here, Cosec2A + √3sec2A = 4. or, 1/sin2A + √3/cos2A = 4       [ Since, cosecX = 1/sinX and secX = 1/cosX.] Taking LCM, we .....

Let r be the radius of the base. Then,  C = 2πr or, 2πr = 132cm or, r = 21cm. Now, (i) CSA = 2πrh           .....

Most of the mosquito is in 'comma' change because comma-shaped make it able to swim vigorously by flicking its .....

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 There are three types of blood vessels. i) Arteries - Vessels which transports blood away from the heart to the different organs of he body are know as arteries. These are deep seated inside the body. ii) Veins -   Veins carry .....

Conflict in a society occurs due to failure of maintaining law and order in society. It also occurs due to social and religious discrimination against any members of society. Abuse of power and authority may also result in conflict. Lack of .....

Peace culture refers to the culture of developing understanding and the system of settling the conflict in a peaceful manner. It is the fundaments to establish sustainable peace in the country. Peace culture promotes creation, construction, .....

मिलाएर उत्तर लेख्नुहोस् है .....

Since each individual is a member of a community, each can play a significant role in eliminating social problems which result in underdevelopment of the community. Some of the roles an individual may play in solving social problems .....

राम्रोसँग अध्ययन गरी पूरा तयारी गर्नुहोस् है .....

There are 6 possibilities while tossing the dice. They are, U={1, 2,3,4,5,6} Out of which you have to find out the numbers which are divisible  3 and square numbred. Well, A={3, 6} are divisible by 3 and B={1, 4} are square numbers. Here, .....

Shikhar style is also known as " Summit style" is one of the traditional form of Nepali Architecture. It is believed to have entered Nepal from India Shikhara style is based on a tall pyramidal or a curvilinear structure. The structure .....

Here, In  triangle XYZ, XY =8cm, YZ = 12cm and Area of triangle XYZ  = 24cm.sq We know,  Area = 1/2 ⨯ XY ⨯ YZ ⨯ sin∡Y  or, 24 = 1/2 ⨯ .....

Here, ∡RBC + ∡RCB + ∡CRB = 180o or, 40 + 40 + ∡CRB = 180o    [ As, RB = .....

In triangle ORQ, ∡O + ∡Q + ∡R = 180o. or, 100 + ∡R + ∡R = 180o.           [ As, OQ = OR.] or, ∡R =40o. Thus,  ∡QPR + ∡ORP = ∡R or, ∡QRP + 15 = .....

यसबाट मुख्य कुरा लिएर बुँदा टिपी आफ्नै किसिमको सिर्जनात्मक उत्तर लेख्दा राम्रो हुन्छ है .....

विद्यालय शान्ति क्षेत्र
शान्तिकै मात्र कामना .....

For this you can use simple formula: N2 = N1(t2/t1) or, 8 = 2(t2/5) or, 23 = 2(t2/5) or, 3 = t2/5 or, t2 = 15 .....