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Subject: Maths, asked on 7/2/18

I want exact answer for this question pls...

Subject: Maths, asked on 7/2/18

Please give me perfect answer no links. Q13.
Thank you

Q.16. The mean of the following (data given in) frequency tables is 50. The frequency x and y in class 20-40 and 60-80 are missing. Find the value of x and y.

Subject: Maths, asked on 7/2/18

Please answer fast ouestion number 19

Subject: Maths, asked on 7/2/18

Median sum pls (OR) one

Subject: Maths, asked on 7/2/18

Find the missing frequency 'f' if the mode of the data is 39.
Class interval 5-15 15-25 25-35 35-45 45-55 55-65 65-75
Frequency 2 3 f 7 4 2 2

Subject: Maths, asked on 7/2/18

Pls. ans. Q18

​Q18. Find the missing frequency 'r if the mode of the data is 39.
   
Class interval  5 - 15 15 -25  25-35 35-45  45-55  55-65  65-75
 Frequency      2     3    f   7     4     2    2

Subject: Maths, asked on 6/2/18

14 question

​Q14. A school keeps medical record of all the students. Following table shows the gain in weights by student of Class X in a year. Find the median gain in weight.
      
Gain in weight(in kg)  1  2  3  4  5  6  7
 Number of students  3  6  8  10  3  8  2
 
 

U
Subject: Maths, asked on 5/2/18

plzz answer 1 st question

Subject: Maths, asked on 4/2/18

Solve ques 11

Subject: Maths, asked on 4/2/18

Solve ques 18
Q.18. The median height of 50 students of a class is 144 cm, find the missing frequencies x and y.

Subject: Maths, asked on 4/2/18

Solve ques 13

Subject: Maths, asked on 4/2/18

Solve this:

Subject: Maths, asked on 3/2/18

If Σn2=λ Σn and M=9λ2-4n26λ+4n then 6 M is equal to

Subject: Maths, asked on 3/2/18

Find mode using the relationship between mean, median and mode if mean and median are 10.5 and 9.6 respectively

Subject: Maths, asked on 2/2/18

what is rule of ogive in 14.4

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