Question

class mark of class 90-129 is​

Answer 1

Step-by-step explanation:

90+129/2 = 219/2 = 154.5

Answer 2

Answer:

❤ Hello ❤

Step-by-step explanation:

$= > \frac{90 + 129}{2} \\ = > \frac{219}{2} \\ = > 109.5.....$

hope it's help u