Question

find the class mark of interval 140-150​

Answer 1

Answer:

10

Step-by-step explanation:

please mark me as brainilist

Answer 2

Answer:

$classmark = 140 + \frac{150}{2}$

$= \frac{290}{2}$

$= 145 \: is \: the \: answer$

$i \: hope \: you \: understand$