閫犲児(ji脿)宸ョ▼甯€犲児(ji脿)绠＄悊绛旂枒绮鹃伕:鍕�(d貌ng)鎱�(t脿i)鎶曟(bi膩o)鍥炴敹鏈�
鐎忚
鏀惰棌
銆€銆€銆愭彁鍟�(w猫n)銆戯紝寰炵1骞村勾鏈枊(k膩i)濮嬫瘡骞村噲鏀剁泭鐐�480钀�(w脿n)鍏�銆傝嫢鍩烘簴(zh菙n)鏀剁泭鐜囩偤10%锛屽苟宸茬煡(P/A锛�10%锛�5)=3.7908鍜�(P/A锛�10%锛�6)=4.3553锛屽墖瑭查爡(xi脿ng)鐩殑闈滄厠(t脿i)鎶曡硣鍥炴敹鏈熷拰鍕�(d貌ng)鎱�(t脿i)鎶曡硣鍥炴敹鏈熷垎鍒ョ偤(銆€)骞存姇璩囧洖鏀舵湡鍒嗗垾鐐�(銆€)骞�?
銆€銆€銆愬洖绛斻€戝(xu茅)鍝★紝鎮ㄥソ!鎮ㄧ殑鍟�(w猫n)椤岀瓟寰�(f霉)濡備笅锛�
銆€銆€鎮ㄦ寚鐨勬槸閫欏€�(g猫)椤屽惂?
銆€銆€鏌愰爡(xi脿ng)鐩垵鏈熸姇璩囬鐐�2000钀�(w脿n)鍏�锛屽緸绗�1骞村勾鏈枊(k膩i)濮嬫瘡骞村噲鏀剁泭鐐�480钀�(w脿n)鍏�銆傝嫢鍩烘簴(zh菙n)鏀剁泭鐜囩偤10%锛屽苟宸茬煡(P/A锛�10%锛�5)=3.7908鍜�(P/A锛�10%锛�6)=4.3553锛屽墖瑭查爡(xi脿ng)鐩殑闈滄厠(t脿i)鎶曡硣鍥炴敹鏈熷拰鍕�(d貌ng)鎱�(t脿i)鎶曡硣鍥炴敹鏈熷垎鍒ョ偤( )骞�銆�
銆€銆€A.4.167鍜�5.67 B.4.167鍜�5.33 C.4.83鍜�5.67 D.4.83鍜�5.33
銆€銆€銆愭纰虹瓟妗堛€慉
銆€銆€銆愮瓟妗堣В鏋愩€戝弮瑕�(ji脿n)鏁欐潗P54銆�55闈滄厠(t脿i)鎶曡硣鍥炴敹鏈�=4+(2000-480脳4)/480=4.167鍕�(d貌ng)鎱�(t脿i)鎶曡硣鍥炴敹鏈�=5+(2000-480脳3.7908)/[480/(1+10%)6]=5.67
銆€銆€鍕�(d貌ng)鎱�(t脿i)鎶曡硣鍥炴敹鏈熸偍鍙互閫欐ǎ绠楀厛绠椾簲骞寸殑鍑堢従(xi脿n)鍊�=-2000+480脳(P/A锛�10%锛�5)=-2000+480脳3.7908=-180.416鍐嶈▓(j矛)绠楀叚骞寸殑鍑堢従(xi脿n)鍊�=-2000+480脳(P/A锛�10%锛�6)=-2000+480脳4.3553=90.544鐢辨鍙(ji脿n)锛屽嫊(d貌ng)鎱�(t脿i)鎶曡硣鍥炴敹鏈熸槸鍑堢従(xi脿n)鍊肩偤闆舵檪(sh铆)鐨勬檪(sh铆)闁�锛屼粙浜�5骞村拰6骞翠箣闁�
銆€銆€5 -180.416 t 0 6 90.544
銆€銆€(t-5)/(6-5)=銆�0-(-180.416)銆�/銆�90.544-(-180.416)銆憈=5+銆�180.416/(90.544+180.416)銆�
銆€銆€寰楀埌锛歵=5.67
銆€銆€銆愯拷鍟�(w猫n)銆戣€佸斧闈滄厠(t脿i)鎶曡硣鍜屽嫊(d貌ng)鎱�(t脿i)鎶曡硣閲岀殑4骞村拰5骞存槸濡備綍纰哄畾鐨�?
銆€銆€銆愬洖绛斻€戝(xu茅)鍝★紝鎮ㄥソ!鎮ㄧ殑鍟�(w猫n)椤岀瓟寰�(f霉)濡備笅锛�
銆€銆€鐣�(hu脿)鐝�(xi脿n)閲戞祦閲忚〃锛岄€氶亷(gu貌)鐝�(xi脿n)閲戞祦閲忚〃纰哄畾
銆€銆€闈滄厠(t脿i)鎶曡硣鍥炴敹鏈� 锛�
銆€銆€瑷�(j矛)绠楁湡 0 1 2 3 4 5 6鐝�(xi脿n)閲戞祦鍏� 銆€ 480 480 480 480 480 480鐝�(xi脿n)閲戞祦鍑� -2000绱▓(j矛)鍑堢従(xi脿n)閲戞祦閲� -2000 -1520 -1040 -560 -80 400 880
銆€銆€鍕�(d貌ng)鎱�(t脿i)鎶曡硣鍥炴敹鏈燂細
銆€銆€瑷�(j矛)绠楁湡 0 1 2 3 4 5 6鐝�(xi脿n)閲戞祦鍏� 銆€ 480 480 480 480 480 480鐝�(xi脿n)閲戞祦鍑� -2000鍑堢従(xi脿n)閲戞祦閲忕従(xi脿n)鍊� -2000 436.36 396.69 360.63 327.85 298 270.9绱▓(j矛)鍑堢従(xi脿n)閲戞祦閲忕従(xi脿n)鍊� -2000 -1563.6 -1166.9 -806.3 -478.5 -180 90.53
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绶ㄨ集鎺ㄨ枽锛�
鐠�(hu谩n)鐞�1v1鏁欏鍛ㄤ竴-鍛ㄥ叚19:00-21:00闁�(k膩i)鏀�
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