নিচের ক্লাসগুলো একটানা কর। 6-10, 11-15,15-20। | 10 শ্রেণী | STD থেকে প্রশ্ন। IX | ...

15 12 17 10 ? 8 21 6

LCM of 10, 15 and 20 is

If mean of 10,15,x,20,30 is 20 then find x

Make the following classes continuous . 6-10, 11-15,15-20.

(1000^6)/(10^15) = ?

If 1-5 , 6 -10 , 11-15 , 16-20, ..., are the classes of a frequency distribution , then the lower boundary of the class 11-15 is "_______" .

The marks scored by 55 students in a test are given below: Marks 0-5 5-10 10-15 15-20 20-25 25-30 30-35 No. of Students 2 6 13 17 11 4 2 Construct a cumulative frequency distribution.

Find the range of 1,3,8,6,2,11,10,15 and 13.