P=60*K/100
M= 60*K/100+4
60*K/100+ 60*K/100+4+K=180
60K+60K+400+100K=18000
220K=17600
K=80
P=60*80/100=48
M=52
P=60*K/100
M= 60*K/100+4
60*K/100+ 60*K/100+4+K=180
60K+60K+400+100K=18000
220K=17600
K=80
P=60*80/100=48
M=52