Question

) Find the class mark of class 35 - 45.​

Answer 1

Question:

Find the class mark of class 35 - 45.

Solution:

Formula of class mark is :

$class \: \: mark \: \: = \frac{lower \: \: limit \: + \: upper \: \: limit \: }{2}$

Lower limit = 35

Upper limit = 45

$class \: \: mark \: = \: \frac{3 5 + 45}{2} \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = \: \frac{80}{2} \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = \: 40$

Answer : 40

Answer 2

Answer:

✅Here's your answer

Class mark = Upper limit +lower limit /2

✔Therefore

$class \: marks = \frac{45 + 35}{2} \\ \\ = \frac{80}{2} = 40$

♀️Answer is 40...

Hope it helps ✌