Question

the class mark of a particular class is 6.5 and the class size is 3 then find the upper class limit​

Answer 1

Answer:

class mark 6.5

class size 3

upper class limit ?

6.5/3. 2½

Answer 2

Answer:

class mark =upper case + lower mark /2

6.5 = A+3/2

6.5×2=A+3

13=A+3

13-3=A

10=A

Hence: upper case is 10