Recent questions in 8th-maths

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Look at the histogram below and answer the questions that follow. How many students have height less than 140

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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are the number of members in 25 families of a village: `6, 8, 7, 7, 6, 5, 3, 2, 5, 6, 8, 7, 7, 4, 3, 6, 6, 6, 7, 5, 4, 3, 3, 2, 5`. Prepare a frequency distribution table for the data using class intervals `0 –2, 2 –4`,

asked Jan 18, 2022 in 8th-maths by krutika (1.7k points)

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Draw a histogram to represent the frequency distribution in question

asked Jan 18, 2022 in 8th-maths by nishit (1.8k points)

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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

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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Prepare a histogram from the frequency distribution table obtained in question

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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The weights (in kg) of 30 students of a class are: `39, 38, 36, 38, 40, 42, 43, 44, 33, 33, 31, 45, 46, 38, 37, 31, 30, 39, 41, 41, 46, 36, 35, 34, 39, 43, 32, 37, 29, 26`. Prepare a frequency distribution table using one class interval as `(30 – 35), 35` not included.

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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The weights (in kg) of 30 students of a class are: `39, 38, 36, 38, 40, 42, 43, 44, 33, 33, 31, 45, 46, 38, 37, 31, 30, 39, 41, 41, 46, 36, 35, 34, 39, 43, 32, 37, 29, 26`. Prepare a frequency distribution table using one class interval as `(30 – 35), 35` not included.

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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Shoes of the following brands are sold in Nov. 2007 at a shoe store. Construct a pie chart for the data. Brand Number of pair of shoes sold A 130 B 120 C 90 D 40 E 20

asked Jan 18, 2022 in 8th-maths by krutika (1.7k points)

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The following pie chart depicts the expenditure of a state government under different heads. If the total spending is 10 crores, how much money was spent on

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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The following pie chart depicts the expenditure of a state government under different heads. How many times is the amount of money spent on education compared to the amount spent on

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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The following pie chart depicts the expenditure of a state government under different heads. What fraction of the total expenditure is spent on both roads and public welfare

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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The following data represents the different number of animals in a zoo. Prepare a pie chart for the given data. Animals Number of animals Deer 42 Elephant 15 Giraffe 26 Reptiles 24 Tiger 13

asked Jan 18, 2022 in 8th-maths by yogita (1.8k points)

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Playing cards From a pack of cards the following cards are kept face down: Suhail wins if he picks up a face card. Find the probability of Suhail

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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Playing cards Now the following cards are added to the above cards: What is the probability of Suhail winning now? Reshma wins if she picks up a 4. What is the probability of Reshma winning? [Queen, King and Jack cards are called face

asked Jan 18, 2022 in 8th-maths by uday (1.6k points)

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Construct a frequency distribution table for the following weights (in grams) of 35 mangoes, using the equal class intervals, one of them is `40 – 45` (45 not included). `30, 40, 45, 32, 43, 50, 55, 62, 70, 70, 61, 62, 53, 52, 50, 42, 35, 37, 53, 55, 65, 70, 73, 74, 45, 46, 58, 59, 60, 62, 74, 34, 35, 70, 68.`

asked Jan 18, 2022 in 8th-maths by vaibhav (1.7k points)

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Construct a frequency distribution table for the following weights (in grams) of 35 mangoes, using the equal class intervals, one of them is `40 – 45` (45 not included). `30, 40, 45, 32, 43, 50, 55, 62, 70, 70, 61, 62, 53, 52, 50, 42, 35, 37, 53, 55, 65, 70, 73, 74, 45, 46, 58, 59, 60, 62, 74, 34, 35, 70, 68.`

asked Jan 18, 2022 in 8th-maths by krutika (1.7k points)

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Complete the following table: Find the total number of persons whose weights are given in the above

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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Draw a histogram for the following data. Class interval 10–15 15–20 20–25 25–30 30–35 35–40 Frequency 30 98 80 58 29 50

asked Jan 18, 2022 in 8th-maths by uday (1.6k points)

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In a hypothetical sample of 20 people, the amount of money (in thousands of rupees) with each was found to be as follows: `114, 108, 100, 98, 101, 109, 117, 119, 126, 131, 136, 143, 156, 169, 182, 195, 207, 219, 235, 118`. Draw a histogram of the frequency distribution, taking one of the class intervals as

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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The below histogram shows the number of literate females in the age group of 10 to 40 years in a town. Write the classes assuming all the classes are of equal

asked Jan 18, 2022 in 8th-maths by nishit (1.8k points)

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