EXCEL FORMULA

在下表中，ITEM 5 AND 6 的公式(LOOKUP)和其他ITEMS 是一樣的，用MINIMUM 找出ANSWER。 但ITEM 5 AND 6卻找不出正確的ANSWER， 公式應怎樣SET呢？

ItemPRICE 1PRICE 2PRICE 3PRICE 4PRICE 5ANSWERMINIMUM
10.2190.0730.0390.0630.087PRICE 30.039
21.6710.4660.4240.7770.507PRICE 30.424
31.7960.5290.4751.1650.562PRICE 30.475
41.7800.5190.3000.5560.548PRICE 30.300
55.6400.7801.0002.9801.800#N/A0.780
65.7330.9931.1172.8971.847#N/A0.993
71.7800.3810.2230.5560.392PRICE 30.223
80.1750.0580.0280.0480.087PRICE 30.028