Question

How this is solved please answer me in detail please​

Answer 1

Step-by-step explanation:

see this carefully and I will know that

first of allarrange the number

and count the number which is same like in above pictures 25 is repeated 9 times.

the no.of number children is 9.

Answer 2

Answer:

very simple

Step-by-step explanation:

first you meed to calculate no. of weight of kg 30.5 to 35.5

next how many no. you find it will be note then you give tally marks and frequency is the no.of tally marks you have already noted it will be written on there