public float qw.value;

a = qw.value/(100/1.4);

using UnityEngine.UI;

public class qwerrt : MonoBehaviour {

    Slider qw;
    public GameObject test;
    public GameObject strela;
    public float a;
    public float b;

    // Use this for initialization
    public void Start ()
    {
        qw = GetComponentInParent<Slider>();
    }
  
    public void Update2s()
    {
//Debug.Log( qw.value/ (100/1.4) );
Debug.Log("№=" + qw.value );
a = qw.value/(71);

b = qw.value/2;

        if  (qw.value <=70)
{
             test.transform.position= new Vector3(0f, 1, 0f);
}
         else if(qw.value >=70)
    {
             test.transform.position= new Vector3(0f, 1*a,0f);
    }

        strela.transform.rotation = Quaternion.Euler(0, 0,- b);     

    }

}