ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÄÏ¿ªÁ½½ÖÐѧУ³õÒ»Ä꼶ÔÚ3ÔÂ18ÈÕÌýÁËÒ»Ìá°Ê÷µÄ³©Ï롱µÄ¾°¹ÛÉè¼Æ¿Î£¬ËæºóÔÚ±¾Ä꼶ѧÉúÖнøÐÐÁ˻ÊÕ»ñ¶Èµ÷²é£¬²ÉÈ¡Ëæ»ú³éÑùµÄµ÷²é·½Ê½½øÐÐÍøÂçÎʾíµ÷²é£¬Îʾíµ÷²éµÄ½á¹û·ÖΪ¡°·Ç³£ÓÐÊÕ»ñ¡±¡°±È½ÏÓÐÊÕ»ñ¡±¡°ÊÕ»ñÒ»°ã¡±¡°Ã»ÓÐÌ«´óµÄÊÕ»ñ¡±ËĸöµÈ¼¶£¬·Ö±ð¼Ç×÷A¡¢B¡¢C¡¢D²¢¸ù¾Ýµ÷²é½á¹û»æÖÆÁ½·ù²»ÍêÕûͳ¼Æͼ£º
£¨1£©Õâ´ÎÒ»¹²µ÷²éÁË_______ÃûѧÉú£¬²¢½«ÌõÐÎͳ¼Æͼ²¹³äÍêÕû
£¨2£©ÇëÔÚ²ÎÓëµ÷²éµÄÕâЩѧÉúÖУ¬Ëæ»ú³éÈ¡Ò»ÃûѧÉú£¬Çó³éÈ¡µ½µÄѧÉú¶ÔÕâ´Î¡°Ê÷µÄ³©Ï롱µÄ¾°¹ÛÉè¼Æ¿Î»î¶¯ÊÕ»ñ¶ÈÊÇ¡°ÊÕ»ñÒ»°ã¡±»òÕß¡°Ã»ÓÐÌ«´óµÄÊÕ»ñ¡±µÄ¸ÅÂÊ
¡¾´ð°¸¡¿£¨1£©50£»ÌõÐÎͼ¼ûÏê½â£»£¨2£©0.3
¡¾½âÎö¡¿
£¨1£©¸ù¾Ýͳ¼ÆͼÖеÄÊý¾Ý¿ÉÒÔÇóµÃ±¾´Îµ÷²éµÄѧÉúÊý£¬¼ÆËã³öÑ¡ÔñCµÄѧÉúÊý£¬´Ó¶ø¿ÉÒÔ½«Í³¼Æͼ²¹³äÍêÕû£»
£¨2£©¸ù¾Ýͳ¼ÆͼÖеÄÊý¾Ý¿ÉÒÔ·Ö±ðÇóµÃ³éÈ¡µ½µÄѧÉú¶ÔÕâ´Î¡°Ê÷µÄ³©Ï롱µÄ¾°¹ÛÉè¼Æ¿Î»î¶¯ÊÕ»ñ¶ÈÊÇ¡°ÊÕ»ñÒ»°ã¡±»òÕß¡°Ã»ÓÐÌ«´óµÄÊÕ»ñ¡±µÄ¸ÅÂÊ.
½â£º£¨1£©ÓÉÌâÒâ¿ÉµÃ£¬
±¾´Îµ÷²éµÄѧÉúÊÇ£º15¡Â30%=50£¨Ãû£©£¬
¹Ê´ð°¸Îª£º50£¬
Ñ¡ÔñCµÄѧÉúÓУº50-15-20-5=10£¬²¹È«µÄÌõÐÎͳ¼ÆͼÈçÏÂͼËùʾ£»
£¨2£©ÓÉÌâ¿ÉÖª£º
¡°ÊÕ»ñÒ»°ã¡±»òÕß¡°Ã»ÓÐÌ«´óµÄÊÕ»ñ¡±µÄ¸ÅÂÊΪ£º£»