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If x varies inversely as y, then x – 60 y 2
asked
Jan 17, 2022
in
8th-maths
marks1
chapter13
#fib
0
votes
0
answers
If x varies directly as y, then x 12 6 y 48
asked
Jan 17, 2022
in
8th-maths
marks1
chapter13
#fib
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votes
0
answers
In case of inverse proportion, `(a_2)/−
asked
Jan 17, 2022
in
8th-maths
marks1
chapter13
#fib
0
votes
0
answers
Length of a side of an equilateral triangle and its perimeter vary inversely with each
asked
Jan 17, 2022
in
8th-maths
marks1
chapter13
#tnf
0
votes
0
answers
If x and y are in inverse proportion, then (x + 1) and (y + 1) are also in inverse
asked
Jan 17, 2022
in
8th-maths
marks1
chapter13
#tnf
0
votes
0
answers
If one angle of a triangle is kept fixed then the measure of the remaining two angles vary inversely with each other. 54. When two quantities are related in such a manner that, if one increases, the other also increases, then they always vary
asked
Jan 17, 2022
in
8th-maths
marks1
chapter13
#tnf
0
votes
0
answers
The area of cultivated land and the crop harvested is a case of direct
asked
Jan 17, 2022
in
8th-maths
marks1
chapter13
#tnf
0
votes
0
answers
(i) The time taken by a train to cover a fixed distance and the speed of the train. (ii) The distance travelled by CNG bus and the amount of CNG used. (iii) The number of people working and the time to complete a given work. (iv) Income tax and the income. (v) Distance travelled by an auto-rickshaw and time
asked
Jan 17, 2022
in
8th-maths
marks2
chapter13
#sub
0
votes
0
answers
In a camp, there is enough flour for 300 persons for 42 days. How long will the flour last if 20 more persons join the
asked
Jan 17, 2022
in
8th-maths
marks2
chapter13
#sub
0
votes
0
answers
Find the values of x and y if a and b are in inverse proportion: a. 12 x 8 b. 30 5
asked
Jan 17, 2022
in
8th-maths
marks2
chapter13
#sub
0
votes
0
answers
44 cows can graze a field in 9 days. How many less/more cows will graze the same field in 12
asked
Jan 17, 2022
in
8th-maths
marks3
chapter13
#sub
0
votes
0
answers
Shabnam takes 20 minutes to reach her school if she goes at a speed of 6 km/h. If she wants to reach school in 24 minutes, what should be her
asked
Jan 17, 2022
in
8th-maths
marks3
chapter13
#sub
0
votes
0
answers
A cube of side 4 cm is cut into 1 cm cubes. What is the ratio of the surface areas of the original cubes and cut-out
asked
Jan 17, 2022
in
8th-maths
marks1
chapter11
#mcq
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votes
0
answers
A covered wooden box has the inner measures as 115 cm, 75 cm and 35 cm and thickness of wood as 2.5 cm. The volume of the wood
asked
Jan 17, 2022
in
8th-maths
marks1
chapter11
#mcq
0
votes
0
answers
All six faces of a cuboid are __________ in shape and of ______
asked
Jan 17, 2022
in
8th-maths
marks1
chapter11
#fib
0
votes
0
answers
__________ of a solid is the measurement of the space occupied by
asked
Jan 17, 2022
in
8th-maths
marks1
chapter11
#fib
0
votes
0
answers
Two cylinders with equal volume will always have equal surface
asked
Jan 17, 2022
in
8th-maths
marks1
chapter11
#tnf
0
votes
0
answers
The areas of two circles are in the ratio 49:64. Find the ratio of their
asked
Jan 17, 2022
in
8th-maths
marks2
chapter11
#sub
0
votes
0
answers
A carpenter makes a box which has a volume of 13,400 `cm^3`. The base has an area of 670 `cm^2`. What is the height of the
asked
Jan 17, 2022
in
8th-maths
marks3
chapter11
#sub
0
votes
0
answers
Find the area to be painted in the following block with a cylindrical hole. Given that length is 15 cm, width 12 cm, height 20 cm and radius of the hole 2.8 cm.
asked
Jan 17, 2022
in
8th-maths
marks3
chapter11
#sub
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