Arrange the following numbers in descending order: 2,43,758; 24,32,756;  2,89,653;  27,54,38,952;   22,98,654;  28,65,32,123

Arrange the following numbers in ascending order: 8,42,73,952; 72,35,598; 9,45,872; 7,82,58,354; 97,32,589; 8,95,385.

Arrange the decimal numbers in descending order : (i) 6.45, 4.65, 6.405, 64.5, 6.54

Write the following decimals in ascending order: 5.64, 2.54, 3.05, 0.259 and 8.32

Arrange the following rational numbers in ascending order : (i) 3/4, 5/8, 11/16, 21/32 , (ii) -2/5, 7/(-10), -8/15, 17/(-30) (iii) 5/(-12), -2/3, -7/9, 11/(-18) , (iv) -4/7, 13/(-28), 9/14, 23/42

Arrange the following rational numbers in descending order : (i) 11/12, 13/18, 5/6, 7/9 , (ii) -11/20, 3/(-10), 17/(-30), -7/15 (iii) 9/(-24), -1, 2/(-3), -7/(-6) , (iv) 7/(-10), 11/15, -17/(-30), -2/5

Arrange the following fractions in descending order: 4/5,7/(10),(11)/(15),(17)/(20) (ii) 2/7,(11)/(35),9/(14),(13)/(28)

The median of the following observations arranged in ascending order, is 20. Find x. 3,4,7,8,10,18,x+2,x+4,26,28,31,36,38 and 40.

Find the mean deviation using arithmetic mean for the following observations: (a) 68,32,49,54,21,38,59,41,66,76 (b) 28,12,17,35,22,18,5,32

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.

The water bills (in rupees) of 32 houses in a certain street for the period 1.1.98 to 31.3.98 are given below: 56,43,32,38,56,24,68,85,52,47,35,58,63,74,27,84,69,35,44,75,55,30,54,65 ,45,67,95,72, 43,65,35,59 Tabulate the data and present the data as a cumulative frequency table using 70-79 as one of the class intervals.