भावे प्रयोग ओळखा १ . आम्ही सुंदर बगीचा पाहील२ . राजाने शत्रुला मारले३ . मुले चित्र रंगवतात ४ . रोज सकाळी तो व्यायम करतो​

Answer:

Step-by-step explanation:

Let the mean be  x

Using the direct method: x=∑ni​∑xi​ni​​

                                               =302×17.5+3×32.5+7×47.5+6×62.5+6×77.5+6×92.5​

                                               =301860​=62

Mode is the data point that occurs the most frequently in the data set. 

Hence, the mode is class-interval 40−55.

Answer:

Concept:

In statistics, a frequency distribution is a list, table, or graph This graph depicts the frequency of various outcomes in a sample. Each table row contains the frequency or count of occurrences of values within a given group or interval.

Given:

Out of 100, mark distribution of a group of candidates in an examination.

Find:

a rough estimate of the number of candidates who received a score between 58 and 72

Solution:

Marks               frequency    cf Less than

Less than 55         40                  40

55  -   60               40                  80

60  -   65               50                  130

65  -   70               40                   170

70  -   75               30                   200

From the give graph

Less than 58 marks  = 64

Candidates whos cored between 58 and 72  = 184 - 64 = 120

A total of 120 candidates received a score between 58 and 72.

The answer is 120

Answer:

B. pencil

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Answer:

total saving in % =10%

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Answer:

The percentage amount saved by Harry is 10%

Step-by-step explanation:

The cost of each headphone is 75 Rupees

The discount on one headphone is 10%

The amount saved by Harry for each headphone is given by

[tex]=\frac{10}{100}(75)[/tex]

= 7.5

The amount saved by Harry for two headphones is given by

= 7.5 × 2

= 15

The percentage amount saved by Harry for two headphones is given by

[tex]=\frac{15}{(75)(2)}(100)[/tex]

[tex]=\frac{15}{150}(100)[/tex]

= 10%

Therefore the percentage amount saved by Harry is 10%

Answer:

(4)BADCFE

Explanation:

The answer is

She waved and greeted us cheerfully.