16 …
5. Find the coordinates of the points which trisect the line segment joining the points P (4, 2, – 6) and Q (10, –16, 6).
30
Oct
5. Find the coordinates of the points which trisect the line segment joining the points P (4, 2, – 6) and Q (10, –16, 6). – 6) and Q (10 16 … 2 5. Find the coordinates of the points which trisect the line segment joining the points P (4 6 October 30, 2021 Category: [...]
If A = {3, 6, 9, 12, 15, 18, 21}, B = {4, 8, 12, 16, 20}, C = {2, 4, 6, 8, 10, 12, 14, 16}, D = {5, 10, 15, 20}; find
13
Oct
If A = {3, 6, 9, 12, 15, 18, 21}, B = {4, 8, 12, 16, 20}, C = {2, 4, 6, 8, 10, 12, 14, 16}, D = {5, 10, 15, 20}; find -12 10 14 15 16 … 18 20 20}; find 21 4 6 8 9 b = 4 c = 2 [...]
Write the following sets in the set-builder form (ii) {2,4,8,16,32}
13
Oct
Write the following sets in the set-builder form (ii) {2,4,8,16,32} 16 … 3^2 4 8 Write the following sets in the set-builder form (ii) {2 October 13, 2021 Category: Chapter 1 - Sets , Maths , NCERT Exemplar Class 11 ,
Write the set A={1,4,9,16,25,…..} in the set- builder form.
13
Oct
Write the set A={1,4,9,16,25,…..} in the set- builder form. .....} in the set- builder form. 16 … 25 4 9 Write the set A={1 October 13, 2021 Category: Chapter 1 - Sets , Maths , NCERT Exemplar Class 11 ,
26. The surface areas of the six faces of a rectangular solid are 16, 16, 32, 32, 72 and 72 square centimetres. The volume of the solid, in cubic centimetres, is
10
Aug
26. The surface areas of the six faces of a rectangular solid are 16, 16, 32, 32, 72 and 72 square centimetres. The volume of the solid, in cubic centimetres, is 16 … 26. The surface areas of the six faces of a rectangular solid are 16 3^2 72 and 72 square centimetres. The volume [...]
72. In 2007 – 08, the number of students appeared for Class X examination was 1,05,332 and in 2008–09, the number was 1,16,054. If 88,151 students pass the examination in 2007–08 and 103804 students in 2008–09. What is the increase or decrease in pass % in Class X result?
03
Aug
72. In 2007 – 08, the number of students appeared for Class X examination was 1,05,332 and in 2008–09, the number was 1,16,054. If 88,151 students pass the examination in 2007–08 and 103804 students in 2008–09. What is the increase or decrease in pass % in Class X result? 05 054. If 88 151 students [...]
15. The next two numbers in the number pattern 1, 4, 9, 16, 25 … are
12
Jul
15. The next two numbers in the number pattern 1, 4, 9, 16, 25 … are 15. The next two numbers in the number pattern 1 16 … 25 ... are 4 9 July 12, 2021 Category: Chapter 6 - Squares and Square Roots , Chapter 7 - Cubes and Cube Roots , Maths , [...]
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93. The marks obtained (out of 20) by 30 students of a class in a test are as follows: 14, 16, 15, 11, 15, 14, 13, 16, 8, 10, 7, 11, 18, 15, 14, 19, 20, 7, 10, 13, 12, 14, 15, 13, 16, 17, 14, 11, 10, 20. Prepare a frequency distribution table for the above data using class intervals of equal width in which one class interval is 4 –8 (excluding 8 and including 4).
12
Jul
93. The marks obtained (out of 20) by 30 students of a class in a test are as follows: 14, 16, 15, 11, 15, 14, 13, 16, 8, 10, 7, 11, 18, 15, 14, 19, 20, 7, 10, 13, 12, 14, 15, 13, 16, 17, 14, 11, 10, 20. Prepare a frequency distribution table for [...]
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10 ,
11 ,
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16 … ,
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20. Prepare a frequency distribution table for the above data using class intervals of equal width in which one class interval is 4 –8 (excluding 8 and including 4). ,
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93. The marks obtained (out of 20) by 30 students of a class in a test are as follows: 14 ,
39. The range of the data 6, 8, 16, 22, 8, 20, 7, 25 is __________.
10
Jul
39. The range of the data 6, 8, 16, 22, 8, 20, 7, 25 is __________. -22 16 … 20 25 is __________. 39. The range of the data 6 7) 8 July 10, 2021 Category: Chapter 5 - Data Handling , Maths , NCERT Class 8 ,
Example 2 : The following data : 2, 5, 15, 25, 20, 12, 8, 7, 6, 16, 21, 17, 30, 32, 23, 40, 51, 15, 2, 9, 57, 19, 25 is grouped in the classes 0 –5, 5 –10, 10 –15 etc. Find the frequency of the class 20 –25.
09
Jul
Example 2 : The following data : 2, 5, 15, 25, 20, 12, 8, 7, 6, 16, 21, 17, 30, 32, 23, 40, 51, 15, 2, 9, 57, 19, 25 is grouped in the classes 0 –5, 5 –10, 10 –15 etc. Find the frequency of the class 20 –25. -12 10 –15 etc. Find [...]