5
The scores in mathematics test (out of 25) of 15 students is as follows: 19, 25, 23, 20, 9, 20, 15, 10, 5, 16, 25, 20, 24, 12, 20 Find the mode and median of this data. Are they same?
07
Oct
The scores in mathematics test (out of 25) of 15 students is as follows: 19, 25, 23, 20, 9, 20, 15, 10, 5, 16, 25, 20, 24, 12, 20 Find the mode and median of this data. Are they same? -12 10 15 16 … 20 20 Find the mode and median of this data. [...]
Refer to Example 13. (i) Complete the following table: (ii) A student argues that ‘there are 11 possible outcomes 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and 12. Therefore, each of them has a probability 1/11. Do you agree with this argument? Justify your answer.
06
Oct
Refer to Example 13. (i) Complete the following table: (ii) A student argues that ‘there are 11 possible outcomes 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and 12. Therefore, each of them has a probability 1/11. Do you agree with this argument? Justify your answer. 10 11 and 12. Therefore 3% 4 [...]
A game of chance consists of spinning an arrow, which comes to rest pointing at one of the numbers 1,2,3,4,5,6,7,8 and these are equally likely outcomes, Find the probability that it will point at
06
Oct
A game of chance consists of spinning an arrow, which comes to rest pointing at one of the numbers 1,2,3,4,5,6,7,8 and these are equally likely outcomes, Find the probability that it will point at 2 3% 4 5 6 7) 8 and these are equally likely outcomes A game of chance consists of spinning an [...]
The table below- shows the daily expenditure on food of 25 households in a locality. Daily expenses (in Rs.) 100-150 150-200 200-250 250-300 300-350 No. of households 4 5 12 2 2 Find the mean daily expenses on food by a suitable method.
06
Oct
The table below- shows the daily expenditure on food of 25 households in a locality. Daily expenses (in Rs.) 100-150 150-200 200-250 250-300 300-350 No. of households 4 5 12 2 2 Find the mean daily expenses on food by a suitable method. 1 10-12 12-14 Number of houses 1 2 2-4 3 Which method [...]
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12-14 Number of houses 1 ,
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3 Which method did you use for finding the mean ,
4-6 ,
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A survey was conducted by a group of students as a part of their environment awareness programme ,
and why? ,
in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2 ,
In a retail market, fruit vendors were selling mangoes kept in packing boxes. These boxes contained varying number of mangoes. The following was the distribution of mangoes according to the number of boxes. Find the mean number of mangoes kept in a packing box. Which method of finding the mean did you choose?
06
Oct
In a retail market, fruit vendors were selling mangoes kept in packing boxes. These boxes contained varying number of mangoes. The following was the distribution of mangoes according to the number of boxes. Find the mean number of mangoes kept in a packing box. Which method of finding the mean did you choose? 1 10-12 [...]
Tags:
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10-12 ,
12-14 Number of houses 1 ,
2 ,
2-4 ,
3 Which method did you use for finding the mean ,
4-6 ,
5 ,
6 ,
6-8 ,
8-10 ,
A survey was conducted by a group of students as a part of their environment awareness programme ,
and why? ,
In a retail market ,
in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2 ,
A survey was conducted by a group of students as a part of their environment awareness programme, in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2, 2-4, 4-6, 6-8, 8-10, 10-12, 12-14 Number of houses 1, 2, 1, 5, 6, 2, 3 Which method did you use for finding the mean, and why?
06
Oct
A survey was conducted by a group of students as a part of their environment awareness programme, in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2, 2-4, 4-6, 6-8, 8-10, 10-12, 12-14 Number of [...]
Tags:
1 ,
10-12 ,
12-14 Number of houses 1 ,
2 ,
2-4 ,
3 Which method did you use for finding the mean ,
4-6 ,
5 ,
6 ,
6-8 ,
8-10 ,
A survey was conducted by a group of students as a part of their environment awareness programme ,
and why? ,
in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2 ,
If A(–5, 7), B(– 4, –5), C(–1, –6) and D(4, 5) are the vertices of a quadrilateral, find the area of the quadrilateral ABCD
05
Oct
If A(–5, 7), B(– 4, –5), C(–1, –6) and D(4, 5) are the vertices of a quadrilateral, find the area of the quadrilateral ABCD –6) and D(4 5 5) are the vertices of a quadrilateral 7) b = 4 C(–1 find the area of the quadrilateral ABCD If A(–5 October 5, 2020 Category: Chapter 7 [...]
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–6) and D(4 ,
5 ,
5) are the vertices of a quadrilateral ,
7) ,
b = 4 ,
C(–1 ,
find the area of the quadrilateral ABCD ,
If A(–5 ,
Find the area of the triangle whose vertices are (1,-1)(-4,6)(-3,-5).
05
Oct
Find the area of the triangle whose vertices are (1,-1)(-4,6)(-3,-5). -1)(-4 5 6)(-3 Find the area of the triangle whose vertices are (1 October 5, 2020 Category: Chapter 7 - Coordinate Geometry , Maths , NCERT Class 10 ,
Find a relation between x and y such that the point (x, y) is equidistant from the points (7, 1) and ( 3, 5).
05
Oct
Find a relation between x and y such that the point (x, y) is equidistant from the points (7, 1) and ( 3, 5). 1) and ( 3 5 Find a relation between x and y such that the point (x y) is equidistant from the points (7 October 5, 2020 Category: Chapter 7 - [...]
In each of the following find the value of k, for which the points are collinear. (i) (7,−2), (5,1), (3,k)
05
Oct
In each of the following find the value of k, for which the points are collinear. (i) (7,−2), (5,1), (3,k) −2 1 3% 5 for which the points are collinear. (i) (7 In each of the following find the value of k K October 5, 2020 Category: Chapter 7 - Coordinate Geometry , Maths , [...]
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−2 ,
1 ,
3% ,
5 ,
for which the points are collinear. (i) (7 ,
In each of the following find the value of k ,
K ,