Presentation of Data; Tally Marks; FrequencyPractice Questions & MCQs
Practice Presentation of Data; Tally Marks; Frequency questions from Statistics (Class 9 Maths) - important MCQs with answers and step-by-step solutions. Solve the sample questions below, then practice the full set free on the RankByte app.
Presentation of Data; Tally Marks; FrequencyQuiz - Solve & Score
Q1. Class mark of 25-35?
- A.30
- B.60
- C.10
- D.31
Answer: A. 30
Given 25, -35, asked for the unknown. Apply the standard chapter relation to the data. = (25+35)/2 = 30. Consequently option A) 30. Others fail: option B) '60' is incorrect: Mean of limits; option C) '10' misses the point - Class size.
Q2. Class mark of 50-60?
- A.55
- B.110
- C.10
- D.56
Answer: A. 55
Given 50, -60, asked for the unknown. Apply the standard chapter relation to the data. = (50+60)/2 = 55. Thus option A) 55. Others fail: option B) '110' is wrong because Mean of limits; option C) '10' is wrong because Class size.
Q3. Class mark of 70-80?
- A.75
- B.150
- C.10
- D.76
Answer: A. 75
Given 70, -80, asked for the unknown. Apply the standard chapter relation to the data. = (70+80)/2 = 75. Consequently option A) 75. Others fail: option B) '150' misses the point - Mean of limits; option C) '10' misses the point - Class size.
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Where can I practise Presentation of Data; Tally Marks; Frequency questions for Class 9 Maths?
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Are these Presentation of Data; Tally Marks; Frequency questions important for the exam?
Yes. These Presentation of Data; Tally Marks; Frequency important questions follow the Maths exam pattern (CBSE Boards, plus JEE and NEET foundation), so they help with both school and competitive prep.
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