Please select a subject first
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The graphical representation of grouped data is _________
Concept: undefined >> undefined
Draw a histogram for the given frequency distribution
| Age | 41 − 45 | 46 − 50 | 51 − 55 | 56 − 60 | 61 − 65 | 66 − 70 | 71 − 75 |
| Frequency | 4 | 9 | 17 | 25 | 15 | 8 | 2 |
Concept: undefined >> undefined
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Draw a histogram and the frequency polygon in the same diagram to represent the following data
| Weight (in kg) | 50 − 55 | 56 − 61 | 62 − 67 | 68 − 73 | 74 − 79 | 80 − 85 | 86 − 91 |
| No. of persons | 15 | 8 | 12 | 17 | 9 | 10 | 6 |
Concept: undefined >> undefined
Form a continuous frequency distribution table and draw histogram from the following data.
| Age (in years) | No. of persons |
| Under 5 | 1 |
| Under 10 | 12 |
| Under 15 | 19 |
| Under 20 | 26 |
| Under 25 | 27 |
| Under 30 | 35 |
| Under 35 | 38 |
| Under 40 | 45 |
| Under 45 | 48 |
| Under 50 | 53 |
Concept: undefined >> undefined
Draw a histogram for the following data.
| Mid Value (x) | 15 | 25 | 35 | 45 | 55 | 65 | 75 |
| Frequency (f) | 12 | 24 | 30 | 18 | 26 | 10 | 8 |
Concept: undefined >> undefined
With his usual speed, if a person covers a circular track of radius 150 m in 9 minutes, find the distance that he covers in 3 minutes (π = 3.14)
Concept: undefined >> undefined
Find the area of the house drawing given in the figure
Concept: undefined >> undefined
In the given figure, AC ≡ AD and ∠CBD ≡ ∠DEC. Prove that ∆BCF ≡ ∆EDF.
Concept: undefined >> undefined
The distribution of heights (in cm) of 100 people is given below. Construct a histogram and the frequency polygon imposed on it.
| Height (in cm) |
125 − 135 | 136 − 146 | 147 − 157 | 158 − 168 | 169 − 179 | 180 − 190 | 191 − 201 |
| Frequency | 12 | 22 | 18 | 24 | 15 | 7 | 2 |
Concept: undefined >> undefined
In a study of dental problem, the following data were obtained.
| Ages | 0 − 10 | 10 − 20 | 20 − 30 | 30 − 40 | 40 − 50 | 50 − 60 | 60 − 70 | 70 − 80 |
| No. of patients | 5 | 13 | 25 | 14 | 30 | 35 | 43 | 50 |
Represent the above data by a frequency polygon.
Concept: undefined >> undefined
A _________ is a line graph for the graphical representation of the continuous frequency distribution
Concept: undefined >> undefined
Common prime factors of 30 and 250 are
Concept: undefined >> undefined
Common prime factors of 36, 60 and 72 are
Concept: undefined >> undefined
Two numbers are said to be co-prime numbers if their HCF is
Concept: undefined >> undefined
4 typists are employed to complete a work in 12 days. If two more typists are added, they will finish the same work in _________ days
Concept: undefined >> undefined
If there are 143 math books to be arranged in equal numbers in all the stacks, then find the number of books in each stack and also the number of stacks.
Concept: undefined >> undefined
There are an unlimited number of rational numbers between 10 and 11
Concept: undefined >> undefined
Compare the following pair of rational numbers
`(-11)/5, (-21)/8`
Concept: undefined >> undefined
Compare the following pair of rational numbers
`3/(-4), (-1)/2`
Concept: undefined >> undefined
Compare the following pair of rational numbers
`2/3, 4/5`
Concept: undefined >> undefined
