[" (a) "354],[" (c) "392],[" 45."11,13,17,19,23,29,31,37,41,(...oo)],[" (b) "47]

13, 17, 19, 23, 27, 31

11, 13, 17, 19, 23, 29, 31, 37, 41, (.....) (a) 43 (b) 47 (c) 53 (d) 51

4, 11, 17, 22, _____, 29, 31, 32

The marks obtained by 35 students in a test in statistics (out of 50) are as below. {:(35,1,15,35,45,23,31,40,21,13,15),(20,47,48,42,34,43,45,33,37,11,13),(27,18,12,37,39,38,16,13,18,5,41),(47,43, , , , , , , , ,):} Construct a frequency distribution table with equal class intervals, one of them being 10-20 (20 is not included).

11, 13, 17, 25, 32, 37, 47, ?, 71, 79, ?, 109, 119, ?

Is 319 a terms of the AP 11,17,23, 29,35,…, ?

The marks of 15 students (out of 50) in an examination are 20, 22, 26, 31, 40, 19, 17, 19, 25, 29, 23, 17, 24, 21, 35 Find the median marks

Find the three prime numbers such that product of the first two is 1147 and the product of the last two numbers is 1517? Options are (a) 21, 47, 61 (b) 31, 37, 61 (c) 21, 37, 41 (d) 31, 37, 41 .

The number of books in different shelves of a library are as follows: 30,32,28,24,20,25,38,37,40,45,16,20 19,24,27,30,32,34,35,42,27,28,19,34 38,39,42,29,24,27,22,29,31,19,27,25 28,23,24,32,34,18,27,25,37,31,24,23 43,32,28,31,24,23,26,36,32,29,28,21 Prepare a cumulative frequency distribution table using 45-49 as the last class-interval.