Question

The mean of 7 cm, 15 cm, 12 cm, 5 cm, h cm, and 13 cm is 10 cm. Find the value of h.

Answer 1

5

Explanation:

The Mean of 7cm,15cm,12cm,5cm,h cm, and 13cm =10

⇒ (7+13+15+12+5+h+13)/7 = 10

⇒(65+h)/7=10

⇒65+h=70

⇒h=5