std 8 gujarati ch 19 swadhyay , dhoran 8 gujarati ch 19 swadhyay , ધોરણ 8 ગુજરાતી પાઠ 19 સ્વાધ્યાય

The sum of the rational numbers – 8/19 and -4/57 is :

The number of hours and minutes from 6:19 am to 8:19 pm on same day is

The number of hours and minutes from 6 : 19 am to 8 : 19 pm on same day is

Find the median of the data set 1.9, 8.4, 3.6, 5.8

The radii of two right circular cones are in the 4 : 5 and heights are in the ratio 5 : 6 . The ratio of their volume is (A) 8: 13 (B) 8 : 17 (C) 8 : 19 (D) 8 : 15

The average of 15 numbers is 18. The average of first 8 is 19 and that last 8 is 17, then the 8th number is

The median of 19 observations is 30. Two more observations are made and the value of these are 8 and 32. What is the median of the 21 observations ?

Find Q_(1) for the observations 13, 8, 11, 15, 19, 4 and 10.

Find Q_(1) for 8 , 12 , 7 , 5 , 16 , 10 ,21 and 19 .