Question 1 :
The marks obtained by 17 students in a mathematics test (out of 100 ) are given below: <br>91, 82,100,100,96,65,82,76,79,90,46,64,72,66,68,48,49<br>The range of the data is<br>
Question 2 :
The mean of 100 observations is {tex} 50 . {/tex} If one of the observation which was {tex}50{/tex} is replaced by {tex} 150 , {/tex} the resulting mean will be
Question 3 :
In the class intervals {tex} 10 - 20,20 - 30 , {/tex} the number {tex}20{/tex} is included in
Question 4 :
For drawing a frequency polygon of a continuous frequency distribution, we plot the points whose ordinates are the frequencies of the respective classes and abscissae are respectively:
Question 5 :
The class mark of the class {tex} 90 - 120 {/tex} is
Question 6 :
The width of each of 5 continuous classes in a frequency distribution is 5 and the lower limit of the lowest class is {tex} 10 . {/tex} The upper limit of the highest class is
Question 7 :
In a frequency distribution, the mid-value of a class is 10 and the width of the class is {tex} 6 . {/tex} The lower limit of the class is
Question 8 :
If the perimeter of a square is 80 cm, then its area is
Question 9 :
The length of the longest pole that can be put in a room of dimensions (10 m x 10 m x 5 m) is
Question 10 :
Area of a rhombus whose diagonals are 8 cm and 6 cm is
Question 11 :
Area of a parallelogram is 48 cm<sup>2</sup>. If its height is 6 cm then its base is
Question 12 :
Area of a rhombus is 90 cm{tex}^2{/tex}. If the length of one diagonal is 10 cm then the length of other diagonal is
Question 13 : In the given figure, OACB is a quadrant of a circle of radius 7 cm. The perimeter of the quadrant is <img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/ICSE%20-%20Class%209/5f7c3767001ce34bec8e2f00">
Question 14 : In the given figure, OABC is a square of side 7 cm. OAC is a quadrant of a circle with O as centre. The area of the shaded region is <br /><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/ICSE%20-%20Class%209/5f7c376798e8ad4b910e5693">
Question 15 : In the given figure, the boundary of the shaded region consists of semicircular arcs. The area of the shaded region is equal to<br /><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/ICSE%20-%20Class%209/5f7c3769006e1e13a9a96fe1">
Question 16 : The perimeter of the shaded region shown in figure below is:<br /><img style='object-fit:contain' class="uploaded-image" src="https://storage.googleapis.com/teachmint/question_assets/ICSE%20-%20Class%209/5f7d79d9db6c68426fc8ef8e" /width=170>
Question 17 : The given figure shows a rectangle and a semicircle. The perimeter of the shaded region is<br /><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/ICSE%20-%20Class%209/5f7c3768006e1e13a9a96fde">
Question 18 :
The number of planks of dimensions (4 m x 50 cm x 20 cm) that can be stored in a pit which is 16 m long, 12 m wide and 4 m deep is
Question 19 :
If the lengths of diagonals of a rhombus is doubled, then area of rhombus will be
Question 20 :
If the area of a trapezium is 64 cm<sup>2</sup> and the distance between parallel sides is 8 cm, then sum of its parallel sides is
Question 21 :
If the length of a diagonal of a quadrilateral is 10 cm and lengths of the perpendiculars on it from opposite vertices are 4 cm and 6 cm, then area of quadrilateral is
Question 22 :
The lateral surface area of a cube is 256 m<sup>2</sup>. The volume of the cube is
Question 23 :
A cuboid container has the capacity to hold 50 small boxes. If all the dimensions of the container are doubled, then it can hold (small boxes of same size)
Question 24 :
If the perimeter of one face of a cube is 40 cm, then the sum of lengths of its edge is
Question 25 :
If the volume of a cube is 729 m<sup>3</sup>, then its surface area is
Question 26 :
If the total surface area of a cube is 96 cm<sup>2</sup>, then the volume of the cube is
Question 27 : The area of the shaded region shown in figure below:<br /><img style='object-fit:contain' class="uploaded-image" src="https://storage.googleapis.com/teachmint/question_assets/ICSE%20-%20Class%209/5f7d781bc669e046ac22d3d5" /width=180>
Question 28 : The perimeter of the shaded region is:<br /><img style='object-fit:contain' class="uploaded-image" src="https://storage.googleapis.com/teachmint/question_assets/ICSE%20-%20Class%209/5f7d7a82fb4627429f3a8ccc" />
