Question

A long wire of some length is cut into small pieces of216 cm, leaves a small piece of 89 cm. If this were cut into eqal pieces each of 18 cm, the legth of the leftover wire would be:

Answer 1

89 cm length wire cut into equal pieces each of 18 cm
then
divide 89 with 18 the remainder is 17
required answer is remainder =17cm wire left