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Olympiad-Math
Olympiad-Math
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Of the following two statements, both of which cannot be true, but both can also be false. Which are these two statements ? I.All machines make noise II. Some machines are noisy III. No machine makes noise IV. Some machines are not noisy
olympiad
class10
math
ch11
logical-and-analytical-reasoning
answered
Jun 5, 2020
by
mdafrozkhan519
1
answer
, In 2008 approximately what percent of the world's population lived in Asia?
class5
math
olympiad
data handling
80
answered
Apr 20, 2020
by
chompoonut.nop
1
answer
Angle of rotation of a figure is 120°. What is the number of lines of symmetry?
class7
math
olympiad
symmetry
answered
Feb 24, 2020
by
teerdhak
1
answer
How many 8's are there in the following number sequence which is immediately preceded by 4 and not followed by 7? <br> 7 8 4 7 4 8 8 3 5 1 4 8 7 2 1 4 8 5
cbse
class4
olympiad
math
t2
q3
answered
Feb 23, 2020
by
sahdevvarma9
1
answer
The parking lot of the Mall has a capacity of 224 cars. On Thursday $\large\frac{6}{8}$ of the parking lot was occupied with cars. How many additional cars could park there?
class5
math
olympiad
fractions
decimals
43
answered
Feb 18, 2020
by
guptarajul1
1
answer
The product of the additive identity and the multiplicative identity
class6
math
olympiad
number-system
easy
answered
Feb 14, 2020
by
solutionresource15
1
answer
The additive identity is
class6
math
olympiad
number-system
easy
answered
Feb 14, 2020
by
solutionresource15
1
answer
A number whose additive identity is the number itself
class6
math
olympiad
number-system
easy
answered
Feb 14, 2020
by
solutionresource15
1
answer
A number whose multiplicative identity is the number itself?
class6
math
olympiad
number-system
easy
answered
Feb 14, 2020
by
solutionresource15
1
answer
A number whose multiplicative identity doesnot exist
class6
math
olympiad
number-system
easy
answered
Feb 14, 2020
by
solutionresource15
1
answer
The sum of the number and its additive inverse is twice the number. What is the number?
class6
math
olympiad
number-system
medium
answered
Feb 14, 2020
by
solutionresource15
1
answer
At what rate of simple interest per annum an amount will be doubled in 10 years?
olympiad
class9
math
everyday mathematics
answered
Feb 14, 2020
by
solutionresource15
1
answer
A clock loses 3% time during the first week and then gains 2% time during the next one week. If the clock was set right at12 noon on a Sunday, what will be the time that the clock will show exactly 14 days from the time it was set right ?
olympiad
class9
math
logical reasoning
logical_reasoning
answered
Feb 13, 2020
by
bulliya90
1
answer
Priyanka has Rs 570. She get 4 Bananas which cost Rs 20 each, 6 apples which cost Rs 50 each and 7 mangoes which cost Rs 60 each. How much more money does she need to get these things.
olympiad
cbse
class3
math
t2
q17
answered
Feb 12, 2020
by
mmarjuk787
1
answer
Sheela had 5 box of chocolates. There were 12 chocolates in each box. She gave 6 chocolates to Ajay, 2 boxes to her brother Arun. If the remaining number of chocolates was 30. How many can be put in each box.
olympiad
cbse
class3
math
t5
q20
answered
Feb 12, 2020
by
mmarjuk787
1
answer
Megha had 3 fifty rupees note and 2 ten rupee note and 5 two rupee coins. After she spent eating at the hotel for dinner she had Rs 65 left. How much was the total bill of the hotel?
olympiad
cbsc
class3
math
t1
q20
answered
Feb 12, 2020
by
mmarjuk787
1
answer
22, 21, 23, 22, 24, 23, ...
class6
math
olympiad
analytical-reasoning
easy
answered
Feb 11, 2020
by
rohithapse2002
1
answer
If hour hand of a clock is 5.6 cm long, find the distance covered by the tip of hour hand in 100 days. (assume π = 22/7)
class7
math
olympiad
perimeter and area
answered
Feb 10, 2020
by
mandalmaa2015
1
answer
If ÷ implies '=', × implies '<', + implies '>', – implies '×', > implies '÷', < implies '+', = implies '–', identify the correct expression.
olympiad
class9
math
logical
analytical
reasoning
answered
Feb 9, 2020
by
banyabarik
1
answer
The parking lot of the Mall has a capacity of 792 cars. On Wednesdays the ratio of occupied spots to empty spots in the parking lot was 3:19. The number of additional cars that could park there is
class5
math
olympiad
fractions
decimals
18
answered
Feb 8, 2020
by
tusharpatilpatil03
1
answer
Find the area of the regular pentagon of side 6 cm and height 8 cm
olympiad
class9
math
triangles
circles
quadrilaterals
answered
Feb 2, 2020
by
pawanpurbey.7808160211
1
answer
If the ratio of mode and median of a certain data is 6:5 then find the ratio of its mean and median
olympiad
class9
math
statistics
probability
answered
Feb 2, 2020
by
rupamyogya
2
answers
27, 25, 25, 22, 23, 19, 21, 16, 19, —
class6
math
olympiad
analytical-reasoning
difficult
logical reasoning
answered
Jan 31, 2020
by
cvachar7
1
answer
Value of the expression (x^2-x+1)/x-1 cannot lie between
olympiad
class9
math
polynomials
answered
Jan 24, 2020
by
piruthiba
1
answer
At what rate percent per annum will Rs. 800 amount to Rs 1000 in 1 years ?
class7
math
olympiad
comparing quantities
answered
Jan 23, 2020
by
sweta000003107
1
answer
In method of factorisation of an algebraic expression. Which of the following statement is false ?
olympiad
class9
math
polynomials
answered
Jan 20, 2020
by
kasarlavishishtareddy
1
answer
Graphically the pair of equations 6x-3y+10=0, 2x-y+9=0 represents two line which are
olympiad
class9
math
linear equations
answered
Jan 14, 2020
by
das.bittu15403
1
answer
Number of faces of a solid hemisphere
class6
math
olympiad
ratio-and-proportion
easy
answered
Jan 10, 2020
by
mahato.sanatkr
1
answer
A man sold a watch at Rs. 3,800 and lost 5%. What was the cost price.
class7
math
olympiad
comparing quantities
answered
Jan 7, 2020
by
gargrajender331
1
answer
The greatest natural and whole number is
class5
math
olympiad
number sense
number system
answered
Jan 6, 2020
by
umairkhan3642
1
answer
Shyam and Sanjana have bookshelves of the same size and holding books of the same sizes. Shyam's shelf is $\large\frac{1}{2}$ full and Sanjana's shelf is $\large\frac{1}{3}$ full. If 63 more books of the same size are distributed among them, then they can fill their shelves completely. How many books does Sanjana have today?
class5
math
olympiad
fractions
decimals
58
answered
Jan 5, 2020
by
sahu.babita
1
answer
Ratio of the area of a triangle to the product of its sides is ........ times the reciprocal of its circum radius.
olympiad
class9
math
triangles
circles
quadrilaterals
answered
Dec 31, 2019
by
anuragdeep513
1
answer
Four years ago age of a person was 4 times that of his son. six years later the age of the person will be 10 years less than thrice the age of his son. Find the present ages of the person and his son
olympiad
class9
math
linear equations
answered
Dec 27, 2019
by
pallavilute78
1
answer
Two angles form a linear pair. the measure of one angle is 8 times the measure of the angle of the other angle. find the measure of each.
class7
math
olympiad
lines and angles
answered
Dec 27, 2019
by
rishithaviraj
1
answer
In a Class Vidhya ranks 7th from the top, Divya is 7 ranks ahead of Medha and 3 ranks behind Vidhya Sushma who is 4th from the bottom, is 32 ranks behind Medha. How many students are there is the class ?
olympiad
class9
math
logical reasoning
logical_reasoning
answered
Dec 26, 2019
by
daljitk.koka
1
answer
If a pair of vertically opposite angles are also supplementary angles, then which of the following can be part of the pair?
class5
math
olympiad
geometry
answered
Dec 26, 2019
by
yand.pqowieuryt
1
answer
A parallelogram with sides of equal length is called______________.
olympiad
class9
math
lines and angles
answered
Dec 20, 2019
by
agupta.malpura
1
answer
The 75th percentile is referred to as the
olympiad
class9
math
statistics
probability
answered
Dec 18, 2019
by
visharathraplover
1
answer
Find the angle between the hour and the minute hand of a clock when the time is 3.25.
class6
math
olympiad
pecentages
difficult
answered
Dec 11, 2019
by
rdc1843
1
answer
Triangle ABC is congruent to triangle DEF with \overline{AB} \cong \overline{DE} . If AB = 2x + 10, DE = 4x - 20, find the value of x.
class7
math
olympiad
congruence of triangle
answered
Dec 10, 2019
by
hamidaiesha1
1
answer
If (-1,2) (2,-1) and (3,1) are any three vertices of a parallelogram, then
olympiad
class9
math
coordinate geometry
answered
Dec 6, 2019
by
samyak1011
1
answer
There was shop which had different sized teddy bears. Small sized costed Rs 50. Medium sized costed Rs 120 and the large ones costed Rs 250. Tinu had Rs 720. He bought 5 small ones, 3 big ones and 4 medium ones. How much more money does he need to buy all these?
olympiad
cbse
class3
math
t5
q1
answered
Dec 5, 2019
by
aswinibsc20696
1
answer
How many triangles are there in above figure
olympiad
cbse
class3
math
t5
q23
answered
Dec 5, 2019
by
aswinibsc20696
1
answer
2 pumps, working 7 hours a day, can empty a tank in 3 days. How many hours a day must 3 pumps work to empty the tank in 1 day?
class6
math
olympiad
pecentages
medium
answered
Nov 24, 2019
by
ammarasaqib17
1
answer
In 2008 approximately what percent of the world's population lived in Africa?
class5
math
olympiad
data handling
81
answered
Nov 20, 2019
by
htezmirly
1
answer
A toy train has 164 seats. Find the number of seats in 7 such trains.
olympiad
cbse
class3
math
t5
q28
answered
Nov 9, 2019
by
meesalasandhya1998
1
answer
Find the difference of : 40 L 380 ml - 27 L 255 ml
olympiad
cbse
class3
math
t5
q35
answered
Nov 9, 2019
by
meesalasandhya1998
1
answer
Find out the number of minutes for one day and 12 hours
olympiad
cbse
class3
math
t3
q27
answered
Nov 9, 2019
by
meesalasandhya1998
1
answer
Calculate the number of seconds in 2 hours 20 minutes
olympiad
cbse
class3
math
t5
q25
answered
Nov 9, 2019
by
meesalasandhya1998
1
answer
Ram saves Rs.500 from his salary. If this is 25% of his salary. What is his salary.
class7
math
olympiad
comparing quantities
answered
Oct 21, 2019
by
ushakrishna14
1
answer
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