You invested $2000 in two accounts paying 7% and 8% annual interest, respectively. If the total interest earned for the year was $1590 how much was invested at each rate?

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?

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²