ÌâÄ¿ÄÚÈÝ
ΪÁËÌá¸ß³ÇÊоÓÃñµÄ½ÚË®Òâʶ£¬Óйز¿ÃžÍÓÐЧµÄ½ÚË®´ëÊ©Ëæ»ú¶Ô²¿·ÖÊÐÃñ½øÐÐÁËÎʾíµ÷²é£®ÆäÖе÷²éÎʾíÉèÖÃÒÔÏÂÑ¡Ï±»µ÷²éÕßÖ»ÄÜÑ¡ÔñÆäÖеÄÒ»ÏA£®³ǫ̈Ïà¹Ø·¨ÂÉ·¨¹æ£»B£®¿ØÖÆÓÃË®´ó»§ÊýÁ¿£»C£®Íƹã½ÚË®¼¼¸ÄºÍ½ÚË®Æ÷¾ß£»D£®ÓÃË®Á¿Ô½¶à£¬Ë®¼ÛÔ½¸ß£»E£®ÆäËû¸ù¾Ýµ÷²é½á¹ûÖÆ×÷ÁËͳ¼ÆÍ¼±í£¨²»ÍêÕû£©ÈçÏ£ºÄãÈÏΪ×îÓÐЧµÄ½ÚË®´ëÊ©µÄͳ¼Æ±í
| ½ÚË®´ëÊ© | °Ù·Ö±È |
| A£®½ÚË®´ëÊ© | 20% |
| B£®¿ØÖÆÓÃË®´ó»§ÊýÁ¿ | 15% |
| C£®Íƹã½ÚË®¼¼¸ÄºÍ½ÚË®Æ÷¾ß | m |
| D£®ÓÃË®Á¿Ô½¶à£¬Ë®·ÝÔ½¸ß | 25% |
| E£®ÆäËû | n |
£¨2£©Çë¸ù¾ÝÒÔÉÏÐÅÏ¢Ö±½ÓÔÚ´ðÌ⿨Öв¹È«ÌõÐÎͳ¼ÆÍ¼£®
¡¾´ð°¸¡¿·ÖÎö£º£¨1£©¸ù¾ÝÑ¡ÔñBµÄÓÐ75ÈË£¬ÇÒÕ¼15%£¬¼´¿ÉÇóµÃ×ÜÈËÊý£¬È»ºóÁз½³Ì×é¼´¿ÉÇóµÃm£¬nµÄÖµ£»
£¨2£©¸ù¾Ý°Ù·Ö±ÈµÄº¬ÒåÇóµÃÑ¡ÏîA£¬CµÄÈËÊý¼´¿É×÷³ö£®
½â´ð£º½â£º£¨1£©Éè×ÜÈËÊýΪx£¬ÔòÓÉÌâÒâ15%x=75£¬¹Êx=500£¬¼´×ÜÈËÊýΪ500 ÈË£®
ÓɱíÖÐËùÁÐÊý¾Ý¿ÉÖª
£¬
½âµÃ
£®¼´m¡¢nµÄֵΪ35%£¬5%£®
£¨2£©Ñ¡ÔñAµÄÈËÊýÊÇ£º500×20%=100£¨ÈË£©£¬
Ñ¡ÔñCµÄÈËÊýÊÇ£º500×35%=175£¨ÈË£©£®
£®
µãÆÀ£º±¾Ì⿼²éµÄÊÇÌõÐÎͳ¼ÆÍ¼µÄ×ÛºÏÔËÓã®¶Á¶®Í³¼ÆÍ¼£¬´Óͳ¼ÆÍ¼Öеõ½±ØÒªµÄÐÅÏ¢Êǽâ¾öÎÊÌâµÄ¹Ø¼ü£®ÌõÐÎͳ¼ÆÍ¼ÄÜÇå³þµØ±íʾ³öÿ¸öÏîÄ¿µÄÊý¾Ý£®
£¨2£©¸ù¾Ý°Ù·Ö±ÈµÄº¬ÒåÇóµÃÑ¡ÏîA£¬CµÄÈËÊý¼´¿É×÷³ö£®
½â´ð£º½â£º£¨1£©Éè×ÜÈËÊýΪx£¬ÔòÓÉÌâÒâ15%x=75£¬¹Êx=500£¬¼´×ÜÈËÊýΪ500 ÈË£®
ÓɱíÖÐËùÁÐÊý¾Ý¿ÉÖª
½âµÃ
£¨2£©Ñ¡ÔñAµÄÈËÊýÊÇ£º500×20%=100£¨ÈË£©£¬
Ñ¡ÔñCµÄÈËÊýÊÇ£º500×35%=175£¨ÈË£©£®
µãÆÀ£º±¾Ì⿼²éµÄÊÇÌõÐÎͳ¼ÆÍ¼µÄ×ÛºÏÔËÓã®¶Á¶®Í³¼ÆÍ¼£¬´Óͳ¼ÆÍ¼Öеõ½±ØÒªµÄÐÅÏ¢Êǽâ¾öÎÊÌâµÄ¹Ø¼ü£®ÌõÐÎͳ¼ÆÍ¼ÄÜÇå³þµØ±íʾ³öÿ¸öÏîÄ¿µÄÊý¾Ý£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
ΪÁËÌá¸ß³ÇÊоÓÃñµÄ½ÚË®Òâʶ£¬Óйز¿ÃžÍÓÐЧµÄ½ÚË®´ëÊ©Ëæ»ú¶Ô²¿·ÖÊÐÃñ½øÐÐÁËÎʾíµ÷²é£®ÆäÖе÷²éÎʾíÉèÖÃÒÔÏÂÑ¡Ï±»µ÷²éÕßÖ»ÄÜÑ¡ÔñÆäÖеÄÒ»Ï
| A£®³ǫ̈Ïà¹Ø·¨ÂÉ·¨¹æ£» | B£®¿ØÖÆÓÃË®´ó»§ÊýÁ¿£» | C£®Íƹã½ÚË®¼¼¸ÄºÍ½ÚË®Æ÷¾ß£» | D£®ÓÃË®Á¿Ô½¶à£¬Ë®¼ÛÔ½¸ß£»E£®ÆäËû¸ù¾Ýµ÷²é½á¹ûÖÆ×÷ÁËͳ¼ÆÍ¼±í£¨²»ÍêÕû£©ÈçÏ£º |
£¨1£©Çó²Î¼Ó´Ë´Î³éÑùµ÷²éµÄ×ÜÈËÊý¼°
£¨2£©Çë¸ù¾ÝÒÔÉÏÐÅÏ¢Ö±½ÓÔÚ´ðÌ⿨Öв¹È«ÌõÐÎͳ¼ÆÍ¼£®
ΪÁËÌá¸ß³ÇÊоÓÃñµÄ½ÚË®Òâʶ£¬Óйز¿ÃžÍÓÐЧµÄ½ÚË®´ëÊ©Ëæ»ú¶Ô²¿·ÖÊÐÃñ½øÐÐÁËÎʾíµ÷²é£®ÆäÖе÷²éÎʾíÉèÖÃÒÔÏÂÑ¡Ï±»µ÷²éÕßÖ»ÄÜÑ¡ÔñÆäÖеÄÒ»ÏA£®³ǫ̈Ïà¹Ø·¨ÂÉ·¨¹æ£»B£®¿ØÖÆÓÃË®´ó»§ÊýÁ¿£»C£®Íƹã½ÚË®¼¼¸ÄºÍ½ÚË®Æ÷¾ß£»D£®ÓÃË®Á¿Ô½¶à£¬Ë®¼ÛÔ½¸ß£»E£®ÆäËû¸ù¾Ýµ÷²é½á¹ûÖÆ×÷ÁËͳ¼ÆÍ¼±í£¨²»ÍêÕû£©ÈçÏ£º
ÄãÈÏΪ×îÓÐЧµÄ½ÚË®´ëÊ©µÄͳ¼Æ±í
| ½ÚË®´ëÊ© | °Ù·Ö±È |
| A£®½ÚË®´ëÊ© | 20% |
| B£®¿ØÖÆÓÃË®´ó»§ÊýÁ¿ | 15% |
| C£®Íƹã½ÚË®¼¼¸ÄºÍ½ÚË®Æ÷¾ß | m |
| D£®ÓÃË®Á¿Ô½¶à£¬Ë®·ÝÔ½¸ß | 25% |
| E£®ÆäËû | n |
£¨2£©Çë¸ù¾ÝÒÔÉÏÐÅÏ¢Ö±½ÓÔÚ´ðÌ⿨Öв¹È«ÌõÐÎͳ¼ÆÍ¼£®