Four pieces of wooden sticks P, Q, R and S are placed along the length of 15 cm long scale as shown in figure. What is the average length of these sticks?
A 2.0 cm
B 2.5 cm
C 2.6 cm
D 2.9 cm
Four pieces of wooden sticks P, Q, R and S are placed along the length of 15 cm long scale as shown in figure. What is the average length of these sticks?
A 2.0 cm
B 2.5 cm
C 2.6 cm
D 2.9 cm