Question

The class-mark of the class-interval 800 - 899 will be?​

Answer 1

Answer:

write correct question.

Answer 2

Answer:

849.5

Step-by-step explanation:

class mark is the mid point of the class interval

that we get by

$\frac{upper \: limit \: + \: lower \: limit}{2}$

therefore

800+899/2 = 849.5