الحلول
6ص16
a=70 , b=90 , c= 89.6
7ص 16
a=217 , b= 200 ,c=129 , d= 100
8ص16
a=13 , b= 2 , c= 75.5 , d= 18
11ص16
a=60 , b= 40.4 , c = 83 , d = 27
15 ص16
a = 41.5 , b = 50.5 , c = 400 , d = 400