Asmall concert hall has an area of 90,000 square feet. the population density at the last performance was 0.015 people per square foot. how many people attended the last concert?

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

If chord ab is congruent to chord cd, then what must be true about ef and eg?