Question

There pieces of timber 45 m, 63m and 81 m long have to
be made ben into planks of equal length. What
is the greatest possible length of each plank.​

Answer 1

Answer:

63 metres

Step-by-step explanation:

for which highest equal length is asked,we have to take the average of the given three lengths.

so,

(45+63+81)/3

189/3

=63 metres