The fence around the junk yard is 120m long .the junk yard is rectangular, with the width one third of the length. A HOW WIDE IS THE YARD ?

B WHAT IS THE LENGTH OF THE YARD?​

If the width is 1/3 of the length then
length: 45
width: 15

The mechanical effects of using cervical and lumbar traction include: stretching of ligament and joint capsules, stretching of spinal and paraspinal muscles, increased separation of the auricular facet joints, and relieved pressure in nerves and nerve roots.