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Recent questions and answers in Class 9
ASK
Home
>>
Olympiad-Math
>>
Class 9
Class 9
Logical Reasoning
(200)
Number Systems
(100)
Polynomials
(99)
Coordinate Geometry
(100)
Euclid Geometry
(98)
Linear Equations
(100)
Lines and Angles
(99)
Triangles, circles and quadrilaterals
(99)
Surface Areas and Volumes
(100)
Statistics and Probability
(100)
Logical and Analytical Reasoning
(50)
Everyday Mathematics
(198)
A square garden has fourteen posts along each side at equal interval. Find how many posts are there in all four sides.
olympiad
class9
math
everyday mathematics
answered
18 hours
ago
by
audugabrielbenedict
1
answer
A hawker purchased oranges at the rate of 4 oranges per rupee, but he sells at the rate of 5 oranges per rupee. His loss is:
olympiad
class9
math
everyday mathematics
answered
18 hours
ago
by
audugabrielbenedict
1
answer
How many linear equations are satisfied by x=2 and y=-3
olympiad
class9
math
linear equations
answered
23 hours
ago
by
ratanstar4245880
1
answer
Choose one word which can be formed from the letters of the given word. RECOMMENDATION
olympiad
class9
math
logical
analytical
reasoning
answered
1 day
ago
by
chvsharshitha
1
answer
In a five number summary, which of the following is not used for data summarization?
olympiad
class9
math
statistics
probability
answered
Aug 7
by
nrojina91
2
answers
Problem: Find the smallest positive integer that must be added to 2010 in
math
answered
Jul 31
by
ranjani.hogwarts
1
answer
Slope of the line whose inclination is 135 degrees is
olympiad
class9
math
coordinate geometry
answered
Jul 27
by
ddharamadhikari
1
answer
$(-5,-1)$ lies on the _____ quadrant
olympiad
math
ch-3
coordinate-geometry
class9
answered
Jul 18
by
manishgupta8737950191
2
answers
The perpendicular distance of the point $P(4,3)$ from x axis is
olympiad
math
ch-3
coordinate-geometry
class9
answered
Jul 18
by
manishgupta8737950191
2
answers
The perpendicular distance of the point $P(4,3)$ from y axis is
olympiad
math
ch-3
coordinate-geometry
class9
answered
Jul 18
by
manishgupta8737950191
2
answers
If three points (0,0) (3,3^(1/2)) and (3,k) form an equilateral triangle, then k=
olympiad
class9
math
coordinate geometry
answered
Jul 11
by
mnmthsarkar
1
answer
A dice is thrown. What is the probability that the number shown in the dice is divisible by 3?
olympiad
class9
math
statistics
probability
answered
Jul 8
by
vijayalakshmi.r
2
answers
By selling an article for Rs 816, a shopkeeper incurs a loss of 20%. At what price should he sell so as to gain 10%.
olympiad
class9
math
everyday mathematics
answered
Jun 26
by
syedmuzeer19
1
answer
which of the following is to be added to make $x^6-6x^4+4x^3+8x^2-10x+3$ a perfect square?
olympiad
class9
math
linear equations
answered
Jun 19
by
vijayalakshmi.r
1
answer
No. of roots of the equation x-(2/x-1) = 1-(2/x-1) is
olympiad
class9
math
polynomials
answered
Jun 10
by
nagu.nagu.na19
1
answer
How many pairs of x and y satisfy the equations 2x+4y=8 and 6x+12y=24?
olympiad
class9
math
linear equations
answered
May 31
by
shreyjalota1992
1
answer
Hussain’s weight is 5/4 times the weight of Rahim. Their total weight is 90 kg. What is Hussain’s weight?
olympiad
class9
math
everyday mathematics
answered
May 22
by
elieshane786
1
answer
If area of a parallelogram with sides ‘l’ and ‘b’ is ‘A’ and that of a rectangle with sides ‘l’ and ‘b’ is ‘B’, then _____.
olympiad
class9
math
logical
analytical
reasoning
answered
Apr 27
by
cscbarethi
1
answer
The line segment joining points (-3,-4) and (1,-2) is divided by y axis in the ratio
olympiad
class9
math
coordinate geometry
answered
Apr 22
by
vk854635
1
answer
In a certain code KAMAL is written as 29894, VIJAY is written as 35196, then the word VIMAL will be coded as
olympiad
class9
math
logical reasoning
logical_reasoning
answered
Apr 19
by
utu192004
1
answer
If four times the sum of the areas of two circular faces of a cylinder of height 8cm is equal to the twice the curved surface area then find the diameter of the cylinder.
olympiad
class9
math
surface areas
volumes
answered
Apr 15
by
pillivamsi3333
1
answer
Find the coordinates of the point P which divides the line joining the points A (3,-5) and B (4,6) in the ratio 2:1 externally
olympiad
class9
math
coordinate geometry
answered
Apr 15
by
hiteshkumarmeena25000
1
answer
If a train 110 m long passes a telegraph pole in 3 seconds, then the time taken by it to cross a railway platform 165 m long is
olympiad
class9
math
everyday mathematics
answered
Mar 31
by
sheebalancy
1
answer
A train is moving at a speed of 132 km/hr. If the length of the train is 110 metres, how long will it take to cross a railway platform 165 metres long?
olympiad
class9
math
everyday mathematics
answered
Mar 31
by
sheebalancy
1
answer
A sphere is just enclosed inside a cube of volume 24 cm3. Find the volume of the sphere.
olympiad
class9
math
surface areas
volumes
answered
Mar 17
by
shreybaroda1
1
answer
In a family, there are six members A, B, C, D, E and F. A and B are a married couple, A being the male member. D is the only son of C, who is the brother of A. E is the sister of D. B is the daughter-in-law of F, whose huasband has died. How is E related to C ?
olympiad
class9
math
logical reasoning
logical_reasoning
answered
Mar 7
by
ssrivastavashubham.1996.ss
1
answer
Every point on a number line represents
olympiad
class9
math
number systems
answered
Feb 25
by
rishusingh01435
2
answers
If each edge of a cube is increased by 50% then what is the percentage increase in the surface area of the cube?
olympiad
class9
math
surface areas
volumes
answered
Feb 23
by
aradhana429
1
answer
A product costing 60 cents per unit to produce had been selling at the average rate of 1,200,000 units per month. After the product was improved, sales increased to an average of 2,000,000 units per month. However, the new product cost five percent more to produce. If the manufacturer's selling price in each instance was 75 cents per unit, what was the manufacturer's added profit per month with the newer product?
olympiad
class9
math
everyday mathematics
answered
Feb 19
by
shine2409cbz
1
answer
Two parallelograms are on the same base and between the same parallels . The ratio of their areas is
olympiad
class9
math
triangles
circles
quadrilaterals
answered
Feb 19
by
malik.kavita076
3
answers
Mean of a certain number of observations is m . If each observation is divided by $x(x\neq0)$ and increased by y, then the mean of new observation is
olympiad
class9
math
statistics
probability
answered
Feb 17
by
tanveeralampcm
1
answer
The number of interwoven isosceles triangles in Sriyantra (in the Atharvaveda) is:
olympiad
class9
math
euclid
geometry
answered
Feb 15
by
mohit331de
2
answers
A monkey climbs 30 feet at the beginning of each hour and rests for a while when be slips back 20 feet before he again starts climbing in the beginning of the next hour. If he begins his ascent at 8.00 a.m.. at what time will he first touch a flag at 120 feet from the ground ?
olympiad
class9
math
logical reasoning
logical_reasoning
answered
Feb 11
by
kalyanidachawar312
1
answer
Look at the alphabets given below. Left A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Right. The 5th alphabet from right is _____.
olympiad
class9
math
logical
analytical
reasoning
answered
Feb 9
by
vvrmurthy25
1
answer
What is the value of a for which (3,a) lies on 2x-3y=5
olympiad
class9
math
linear equations
answered
Feb 2
by
www.pvizarniya
1
answer
Find the value of k, if x=1 , y=1 is a solution of the equation 2x+3y=k
olympiad
class9
math
linear equations
answered
Feb 2
by
www.pvizarniya
1
answer
The greatest chord of a circle is called its
olympiad
class9
math
triangles
circles
quadrilaterals
answered
Feb 1
by
saniyanabil31
1
answer
If x is a positive real number and x^2 = 2 then x^3 = ?
olympiad
class9
math
number systems
answered
Jan 27
by
navisingla518
2
answers
The sum of a two digit number and the number formed by interchanging its digits is 110. if 10 is subtracted from the first number, the new number is 4 more than 5 times the sum of the digits in the first number. find the first number.
olympiad
class9
math
linear equations
answered
Jan 24
by
pady_1
1
answer
The median of 21 observations is 18. If two observations 15 and 24 are included to the observations then the median of the new series is
olympiad
class9
math
statistics
probability
answered
Jan 12
by
prabhu4c1
1
answer
In a class of 100 students, 50 students passed in Mathematics and 70 passed in English, 5 students failed in both Mathematics and English. How many students passed in both the subjects?
olympiad
class9
math
everyday mathematics
answered
Jan 8
by
shirshsachan1999
1
answer
A solid cylinder is melted and cast into a cone of same radius .Find the ratio of their heights ?
olympiad
class9
math
surface areas
volumes
answered
Jan 7
by
aidenjackson321
1
answer
If the product of two surds is a rational number, then each one of them is called the _____ of the other.
olympiad
class9
math
polynomials
answered
Jan 6
by
usreedevi
1
answer
What is the condition for one root of the quadratic equation $ax^2 +bx +c$ to be twice of each other
olympiad
class9
math
polynomials
answered
Jan 5
by
kuldeepdihingia
1
answer
The maximum length of a pencil that can he kept is a rectangular box of dimensions 8 cm x 6 cm x 2 cm, is
olympiad
class9
math
surface areas
volumes
answered
Jan 5
by
shubhamsingh1080
1
answer
Twenty four teams are divided into 4 groups of six teams each. Within each group the teams play each other exactly once. The winners of each group then play in the semi-finals. Winners of the semi-finals play in the finals and losers for the 3 place. How many matches are played?
olympiad
class9
math
logical reasoning
logical_reasoning
answered
Jan 4
by
amit.guleria
1
answer
If (2,0) is a solution of the linear equation 2x+3y=k then the value of k is
olympiad
class9
math
linear equations
answered
Jan 3
by
info_3
1
answer
Signs of abscissa and ordinate of a point in the second quadrant are respectively
olympiad
class9
math
coordinate geometry
answered
Dec 30, 2017
by
guideme18
1
answer
Choose that set of numbers from the options that is similar to the given set. (81, 77, 69)
olympiad
class9
math
logical
analytical
reasoning
asked
Aug 27, 2015
by
pady_1
0
answers
The given equation becomes correct due to the interchange of two signs. One of the four options under it specifies the interchange of signs in the equation which when made will make the equation correct. Find the correct option. 5 + 6 ÷ 3 – 12 × 2 = 17
olympiad
class9
math
logical
analytical
reasoning
asked
Aug 27, 2015
by
pady_1
0
answers
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