At a benefit concert, thirteen bands have volunteered to perform but there is only enough time for seven of the bands to play. how many lineups are possible?

Which expression is equivalent to 4 square root 6 divided by 3 root 2

55 bridesmaids want to make 325 325 decorations for a wedding. each decoration takes about 212 2 1 2 minutes to make. which response gives the best estimate for the amount of time each bridesmaid will spend making decorations?

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?