The middle school population is made up of 55% girls and 45% boys. Of the boys 40% have siblings what percent of the middle school population has siblings

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

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?