How much would 200 invested at 5% interest compounded monthly be worse after 9 years? round your answer to the nearest cent

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

X+ y = 5 ; x - y =3 solve using linear combination