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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. [...]
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (v) How many girls have heights more than the mean height.
07
Oct
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (v) How many girls have heights more than the mean height. 128 132 139 141. (v) How many girls have heights more than the mean height. 143 146 149 [...]
An object is placed 12 cm in front of a lens to form an image on a screen. The size of the image is twice that of the object. What is the distance between the object and the image?
07
Oct
An object is placed 12 cm in front of a lens to form an image on a screen. The size of the image is twice that of the object. What is the distance between the object and the image? An object is placed 12 cm in front of a lens to form an image on [...]
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (iv) What is the mean height of the girls?
07
Oct
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (iv) What is the mean height of the girls? 128 132 139 141. (iv) What is the mean height of the girls? 143 146 149 150 151 9. The [...]
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (iii) What is the range of the data?
07
Oct
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (iii) What is the range of the data? 128 132 139 141. (iii) What is the range of the data? 143 146 149 150 151 9. The heights of [...]
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (i) What is the height of the tallest girl? (ii) What is the height of the shortest girl?
07
Oct
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (i) What is the height of the tallest girl? (ii) What is the height of the shortest girl? 128 132 139 141. (i) What is the height of the [...]
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (iii) On how many days was the rainfall less than the mean rainfall.
07
Oct
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (iii) On how many days was the rainfall less than the mean rainfall. 8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (iii) On how many [...]
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (ii) Find the mean rainfall for the week.
07
Oct
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (ii) Find the mean rainfall for the week. 8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (ii) Find the mean rainfall for the week. October [...]
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (i) Find the range of the rainfall in the above data.
07
Oct
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (i) Find the range of the rainfall in the above data. 8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (i) Find the range of the [...]
A man wishes to view an object through a convex lens object through a convex lens of focal length 10 cm. The final image is to be erect and magnified 2 times. How far from the object
07
Oct
A man wishes to view an object through a convex lens object through a convex lens of focal length 10 cm. The final image is to be erect and magnified 2 times. How far from the object A man wishes to view an object through a convex lens object through a convex lens of focal [...]