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Worksheets9 MATHS 3
Total questions: 11
Worksheet time: 33mins
An unbiased die is thrown. What is the probability of getting
an even number or a multiple of 3
1/6
1/2
1/3
5/6
One card is drawn from a pack of 52 cards, each of the 52 cards being equally likely to be drawn. Find the probability that the card drawn is
an ace
1/13
4/13
2/13
4/26
An urn contains 10 red and 8 white balls. One ball is drawn at random. Find the probability that the ball drawn is white
10/18
8/10
4/9
10/8
The following are the scores obtained by 11 players in a cricket match 7, 21, 45, 12, 56, 35, 25, 0, 58, 66, 29. Find the median score
12
35
66
29
The range of the data:
25, 81, 20, 22, 16, 6, 17,15,12, 30, 32, 10, 91, 8, 11, 20 is
10
75
85
26
The mean of five numbers is 30. If one number is excluded, their mean becomes 28. the excluded number
28
30
35
38
A particular observation which occurs maximum number of times in a given data is called its
Frequency
Mode
Median
Range
For which set of numbers do the mean, median and mode all have the same values?
2,2,2,4
1,3,3,5
1,1,2,5,6
1,1,2,1,5
The mean of a, b, c, d and e is 28 . If the mean of a, c and e is 24, then mean of b and d is
24
36
26
34
Probability lies between
-1 and +1
0 and 1
0 and n
0 and ∞
The probability of all possible outcomes of a random experiment is always equal to
one
zero
Infinity
Less than one
