1,you buy a house to fix and sell for profit.At the entrance there is a triangular area that needs t

题目

1,you buy a house to fix and sell for profit.At the entrance there is a triangular area that needs to be re-tiled .the length is 108in and width is 72in .the tile store sells the tile for $3.29 per square yard.find the total cost ofthe re-tiling ignoring sales tax.
2,the current enrollment of a high school is 3802 students.the school principal is compiling an attendance report for Monday and Tuesday.Due to inclement weather,there were 781 student absent Monday and 682 absent Tuesday.what percentage of the student body was in attendance Tuesday?
3,the current enrollment of a high school is 4120 students.the school principal is compiling an attendance report for Tuesday and wednesday.Due to inclement weather,there were only 2445 at school tuesday and 3121 wednesday.what is the attendance rate for wednesday?
4,you have a coupon for 15% off an IPOD purchase at Better Buy.The price of the IPOD is listed at $195.the sales tax at the Better Buy is 8%.what would your total cost be

答案

1,1 yard=3 inches ,108 inches=36 yards,72 inches=24 yards;triangular area =1/2 * 36 * 72 = 1296 sq.yards total cost = $3.29 * 1296 = $ 4263.84 2,attendance on Tuesday = 3802 - 682 = 3120percentage of ...