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Devika
Subject: Maths
, asked on 27/3/18
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24
c
m
×
22
c
m
×
12
c
m
.
Answer
3
Champ Jee
Subject: Maths
, asked on 27/3/18
In example 14, I am not understanding which is godown, which is what? Please experts can you make a clear figure for me? Which is easy to understand?
Answer
4
Raghav Singh
Subject: Maths
, asked on 27/3/18
Do formulas carry marks in exams?
Answer
5
Harsh
Subject: Maths
, asked on 26/3/18
Q.):- A well of diameter 4 m is dug 14 m deep. The earth taken out of it is spread evenly all around the well to form to form a 40-cm-high embankment. Find the width of the embankment.
Answer
1
Riddhi Pendse
Subject: Maths
, asked on 26/3/18
Explain the highlighted step:
= [( 1.57
×
1.44
×
0.95)
-
( 3.14
×
0.6
×
0.6
×
0.95)] m
3
= ( 1.57
×
0.6
×
0.6
×
0.95
×
2) m
3
Answer
1
अर्कज ..
Subject: Maths
, asked on 26/3/18
Solve this:
Example 13 : Hanumappa and his wife Gangamma are making jaggery out of sugarcane juice. They have processed the sugarcane juice to make the molasses, which is poured into moulds in the shape of a frustum of a cone having the diameters of its two circular faces as 30 cm and 35 cm and the vertical height of the mould is 14 cm (see Fig. 13.22). If each
c
m
3
of molasses has about 1.2 g, find the mass of the molasses that can be poured into each mould. (Take
π
=
22
7
)
Answer
1
Amit Rana
Subject: Maths
, asked on 26/3/18
Plzzzz tell this question
Q.14. The
3
4
th part of a conical vessel of internal radius 5 cm and height 24 cm is full of water. The water is emptied into a cylindrical vessel with internal radius 10 cm. Find the height of water in cylindrical vessel.
Answer
2
Deisha Gupta
Subject: Maths
, asked on 26/3/18
Please solve first two questions of self evaluation part ...
Answer
2
Aayushi Rohilla
Subject: Maths
, asked on 26/3/18
Pls divide 75152 by 3. Explain it step by step as I am getting ans 2505.66... but the ans calculator showing is 25050.66.... how this 0 comes
Pls ans experts
Answer
2
Champ Jee
Subject: Maths
, asked on 26/3/18
Que in the pic!
It's 154 litre/min.
(Please no links! Exact answer for this!)
Q). A cylindrical pipe has inner radius of 3.5 cm and water flows through it at 154 litres per minute, find the rate of flow in kilometers per hour.
Answer
1
Champ Jee
Subject: Maths
, asked on 26/3/18
A cylindrical pipe has inner radius 3.5cm and water flows through it at 1.54 litres/minute, find rate of flow in km/hr.
(Please give me exact answer; no links)
Answer
4
अर्कज ..
Subject: Maths
, asked on 26/3/18
Q.17. The points A (3, y) is equidistant from the points P (6, 5) and Q (0, - 3). Find the value of y.
Answer
2
Champ Jee
Subject: Maths
, asked on 25/3/18
Question in the pic
Q.
Three cows are tethered with 10 m long rope at the three corners of a triangular field having sides 42 m, 20 m and 34 m. Find the area of the plot which can be grazed by the cows, also, find the area of the remaining field (ungrazed).
[CBSE March 2012]
Answer
2
Payal Arora
Subject: Maths
, asked on 25/3/18
Q. The height Of a cone is 10 cm. The cone is divided into two parts using a plane parallel to its base at the middle of its height. Find the ratio of the volume of two parts.
Answer
1
Shreyas A K
Subject: Maths
, asked on 24/3/18
A solid wooden toy is in the form of a hemisphere surmounted by a cone which has the same radius of the hemisphere. If the amount of wood used to make the toy is 16656 cm^3 and the radius is 3.5 cm. Find the height of the cone.
Answer
1
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What are you looking for?
= [( 1.57 1.44 0.95) ( 3.14 0.6 0.6 0.95)] m3 = ( 1.57 0.6 0.6 0.95 2) m3
Example 13 : Hanumappa and his wife Gangamma are making jaggery out of sugarcane juice. They have processed the sugarcane juice to make the molasses, which is poured into moulds in the shape of a frustum of a cone having the diameters of its two circular faces as 30 cm and 35 cm and the vertical height of the mould is 14 cm (see Fig. 13.22). If each of molasses has about 1.2 g, find the mass of the molasses that can be poured into each mould. (Take )
Q.14. The th part of a conical vessel of internal radius 5 cm and height 24 cm is full of water. The water is emptied into a cylindrical vessel with internal radius 10 cm. Find the height of water in cylindrical vessel.
Pls ans experts
It's 154 litre/min.
(Please no links! Exact answer for this!)
Q). A cylindrical pipe has inner radius of 3.5 cm and water flows through it at 154 litres per minute, find the rate of flow in kilometers per hour.
(Please give me exact answer; no links)
Q. Three cows are tethered with 10 m long rope at the three corners of a triangular field having sides 42 m, 20 m and 34 m. Find the area of the plot which can be grazed by the cows, also, find the area of the remaining field (ungrazed). [CBSE March 2012]