Is a 24, 32 and 40 a obtuse triangle ?

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

Bobs burgers bam has a special deal of 4 hamburgers for $6. at that rate, how much should it cost to buy 3 hamburgers?