Question

38. The mean of the following distribution is 50 find the value of x and y
class-10-30
frequency -90
30-50
x
50-70
30
70-90
y
90-110
40
Total400​

Answer 1

Answer:

x= 160 or y= 80

Step-by-step explanation:

this question will be done by the help of formula of mean but I am not mention formula I putted value directly in formula and made 2 equation and compare it . thanks