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Subject: Maths, asked on 21/2/18

Solve this:
EXAMPLE 14 . A godown building is in the form as shown in Fig.16.29 . The vertical cross-section parallel to the width side of the building is a rectangle 7 m X 3 m , mounted by a semi-circle of radius 3.5 m . The inner measurements of the cuboidal portion of the building are 10 m X 7 m X 3 m. Find the volume of the godown and the total interior surface area excluding the floor (base) . (Take π = 22/7). 

Subject: Maths, asked on 21/2/18

From a solid cube of 7 cm a conical cavity of 7 cm height and 3 cm radius is cut out find the total surface area of remaining.

Subject: Maths, asked on 21/2/18

Find the volume of the frustum of cone,the areas of whose ends arc 40sq.m &10sq.m &height is 9m.

Subject: Maths, asked on 20/2/18

23

Subject: Maths, asked on 20/2/18

​a cone of radius​ of 10 cm is divided into two plane parallels to its base through the mid point of its height . compare the volumes of the two parts.

Subject: Maths, asked on 19/2/18

A  container open at top made up of a metal sheet in the form of frustum of a cone of height 16 cm with radii lower and upper  end 8 cm and 20 cm respectively. Find the cost of milk when it is completely filled with the milk at the rate of Rs 15 per litre. And find the cost of metal sheet, used if costs Rs 5 per 100 cm sq.
And plzz do not send any link sir/mam its a request i want answer

Subject: Maths, asked on 19/2/18

A building is in form of cylinder surmounted by hemispherical vaulted dome and contain 1144/21 Cm cube air . If internal diameter of dome is 4/5 of total height above the floor.find height of building .answer in the book is 5

Subject: Maths, asked on 19/2/18

​solve it
Q). Water in a canal, 6 m wide and 1.5 m deep, is flowing with a speed of 10 km/h. How much area will it irrigate in 30 minutes, if 8 cm of standing water is needed?

Subject: Maths, asked on 19/2/18

water flowing through canal and pipe, there is some 3 or 4 type of questions i guess.... Please provide me with how to do it and the basic principle and steps...

Subject: Maths, asked on 19/2/18

Q1
Q1  The surface area of a cube is equal to surface area of a sphere, then find the ratio of their
volumes. 

Subject: Maths, asked on 18/2/18

Ans pls

​Q10. Water in a canal 3m wide and 1.2m deep is flowing with a speed of 10km/hr. How much area will it irrigate in 30 minutes, if 8 cm of standing water is required for irrigation? If the land owner gives one fourth of his yield of rice to charity, what value is exhibited by the owner ?
 

Subject: Maths, asked on 18/2/18

How did this step came plzz explain me

Subject: Maths, asked on 18/2/18

Please solve all questions -

Subject: Maths, asked on 17/2/18

Plzz fast i have exams tomorrow.
Q. The total surface of a cylinder, a cone and a hemisphere are equal. The ratio of height of cylinder and cone is ?

Subject: Maths, asked on 16/2/18

The area of the trapezium with equal non parallel side are 36m and 20 m, find the length of the non parallel sides

34567
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