Question

the class mark of the interval 35 - 40 is
1) 35
2) 37.5
3) 35.5​

Answer 1

Answer:

37.5

Step-by-step explanation:

class mark is given as

(lower limit + upper limit) / 2

(35+40)/2

37.5

Answer 2

Answer:

the correct answer is (2) 37.5