Question

out of the 40 student, the average height of
24 students are 158 Cm. And the rest of the students height is 153 Cm. Find the average height
of 40 students.
​

Answer 1

Answer:

156cm

Step-by-step explanation:

Average height of 24 students =156cm

&. rest 16 students = 153cm

then ..

Average of all 40 students= ( 24 × 156 + 16 × 153) /40

= 6240 / 40

156cm✓✓✓✓✓✓

hope it's helpful..............