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Recent questions in Class 7
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Olympiad-Math
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Class 7
Class 7
Logical and Analytical Reasoning
Integers
Fractions and Decimals
Data Handling
Simple Equations
Lines and Angles
Properties of Triangles
Congruence of Triangles
Comparing Quantities
Rational Numbers
Practical Geometry
Perimeter and Area
Algebraic Expressions
Exponents and Powers
Symmetry
Solid Shapes
Everyday Mathematics
Find the mean of first 8 multipliers of 7.
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
What is the average of the 7 consecutive integers starting at 21?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
1
answer
From a deck of cards, Sara withdraws a card at random. What is the probability that the card is a King?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
If there are n numbers of which one is(1-\large\frac{1}{n^5}) and all the others are 1's, then by how much is the arithmetic mean of these numbers less than 1.
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
A teacher measures the heights of 11 students in her class as follows (in centimetres) 124 , 138 , 111 , 118 , 145 , 155 , 154 , 143 , 131 , 144 , 129 What is the median of their heights?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
If a die is thrown, what is the probability of getting an odd number?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
1
answer
Shyam got an average of 71 in 3 tests. What does he need to score on the next test to get his average up to 73?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
Sachin throws a die. What is the probability that he rolls a number less than 3?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
Priyanka measures the heights of 9 of her friends as follows (in centimetres) 130 , 116 , 123 , 119 , 146.7 , 133 , 140 , 150 , 133 What is the average of their heights?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
Archana's age is twice that of Alisha, Alisha's age is twice that of Sara and Sara's age is twice that of Balvinder. If the average of the ages of Archana, Alisha, Sara and Balvinder is 30 years, then what is the present age of Sara.
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
The average of any four consecutive odd integers is always
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
In an office, the age of the employees was as follows 27 , 30 , 54 , 51 , 40 , 50 , 26 , 51 , 38 , 50 , 34 What is the average of their ages?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
Sneha throws a die. What is the probability that she rolls a number more than 1?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
Find the mean of all the internal angles in a pentagon.
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
From a deck of cards, Raj withdraws a card at random. What is the probability that the card is a red King?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
From a deck of cards, Tina withdraws a card at random. What is the probability that the card is red facecard (one of king, queen, jack )?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
The marks obtained by 6 students of a class 7th in a test are given below : 12, 15, 23,23, 19, 21. Find the median?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
1
answer
What is the mean of first 5 multiples of 2 ?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
What is the class mark of the class 30 - 40 ?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
1
answer
If the mean of three observations, x + 2, x + 4, x + 6, is 15. Find x
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
The mean of 5 numbers is 28. If one number is excluded, their mean is 26. Find the excluded number
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
1
answer
The mean of 4, 3, x + 3, 9, 10 is 7. Find the value of x ?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
The mean of 8, 4, 5, x and 10 is 8. Find the value of x?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
1
answer
The mean of five numbers is 18. If one numbers is excluded, their mean is 16. What is the excluded number?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
Find the mean of 8, 12,5,6,10,7
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
The average runs scored by a cricketer in 6 innings is 55, find his total score?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
What is the range of the following data : 46, 63, 25, 23,39.42,21,47,68?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
1
answer
The age in years of 8 teachers of a school are 41, 28, 54, 35, 26, 33, 40, 39, find the mean?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
0
answers
The marks scored by a student in five subjects are 80, 75, 66, 51 and 91. How muchshould he score in the 6th subject to make his average score 75?
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
1
answer
The average marks scored by a student in five subjects is 72. Find his total marks.
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
1
answer
Calculate the mean of 2, 4, 6, 8, 10,12,14,16 .
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
1
answer
Find mean of the first seven whole number.
class7
math
olympiad
data handling
asked
Oct 14, 2015
by
pady_1
1
answer
A triangular pyramid is called a …………….. .
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
0
answers
The point at which three faces of a figure meet is known as its …………….. .
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
1
answer
A pyramid with square base has 5 faces and 8 edges. By Euler’s formula, find the vertices of the pyramid.
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
1
answer
The solid with one circular face,one curved surface and one vertex is known as
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
1
answer
A solid object which has two opposite identical faces and other faces as a parallelogram is a
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
1
answer
Total number of edges a cylinder have?
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
0
answers
out of the following which is a 3d figure.
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
0
answers
A solid that has only one vertex is
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
2
answers
All faces of a pyramid are always
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
1
answer
How many faces have a octahedron have ?
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
0
answers
How many wooden cubical blocks of edge 12 cm can be cut from another cubical block of wood of edge 3 m and 60 cm?
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
1
answer
A box is in the shape of a cuboid. If its length, breadth and height are 50 cm, 20 cm and 15 cm respectively, find its surface area.
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
1
answer
Find the surface area of a wooden box whose shape is of a cube of edge 15 cm.
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
0
answers
If two cubes of dimensions 2 cm × 2 cm × 2 cm are placed side by side, what would the dimension of the resulting cuboid be?
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
1
answer
The corners of a solid shape are called its ________.
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
1
answer
A brick measures 24 cm by 12 cm by 10 cm. How many such bricks are needed to construct a wall of length 5 m, height 2.88 m and thickness 20 cm?
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
0
answers
A village, having a population of 4000, requires 150 litres water per head per day. It has a tank measuring 20 m by 15 m by 6 m. For how many days the water of this tank will last?
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
0
answers
Find the total area of the four walls of a room whose dimensions are 6 m by 4.5 m by 3m.
class7
math
olympiad
solid shapes
asked
Oct 14, 2015
by
pady_1
0
answers
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