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CBSE Class 9 Answered

A pair of dice was rolled 5350 times. A pair of 5's occurred 140 times. What is the empirical probability of a pair of 5's?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer
Answered by | 04 Jun, 2014, 03:23: PM

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CBSE 9 - Maths
a coin is tossed for 115 times and we get 71 heads find the probability of getting no heads
Asked by anushreeb894 | 20 Feb, 2024, 09:32: PM
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CBSE 9 - Maths
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Asked by poonam.sps.2008 | 18 Jan, 2023, 06:26: PM
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CBSE 9 - Maths
Teach probability
Asked by nagarajud5807 | 13 Feb, 2022, 08:31: AM
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CBSE 9 - Maths
a card is drown randomly from a well suffled pack of 52 cards find the probability of getting (1)a king (2)a ace(3)red jacket(4)face card
Asked by suraiyabegum687 | 22 Apr, 2021, 12:25: PM
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CBSE 9 - Maths
A bag contains 5 white balls, 7 red balls, 4 black balls and 2 blue balls. One ball is drawn at random from the bag. What is the probability that the ball drawn is (i) white or blue (ii) red or black (iii) not white. colud you please explain this question in an easy way.
Asked by swatipuspapatel | 14 Jan, 2021, 11:05: AM
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CBSE 9 - Maths
Consider the frequency distribution table given below which gives the weights of 38 students of a class Weight (in kg) 31 – 35 36 – 40 41 – 45 46 – 50 51 – 55 56 – 60 61 – 65 Number of students 9 5 14 3 2 1 4
Asked by pradeepkumarpaswan57 | 21 Sep, 2020, 05:12: PM
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CBSE 9 - Maths
Given below is the frequency distribution of wages (in ₹) of 50 workers in a school. A worker is selected at random, find the probability that his wages are (i) less than ₹120 (ii) at least ₹ 130. (iii) more than or equal to ₹120.    
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Asked by rupanshikaushik22 | 19 Sep, 2020, 04:56: PM
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CBSE 9 - Maths
This
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Asked by k.kalaiarasu | 02 Jul, 2020, 02:16: PM
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CBSE 9 - Maths
Three coins are tossed simultaneously 250 times and the following frequencies of the outcomes are recorded:
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Asked by guptaekta421 | 11 Oct, 2019, 03:44: PM
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CBSE 9 - Maths
Please answer this question
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Asked by Girishdhawan | 01 Jul, 2018, 03:11: PM
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