Jessica has an account with a credit union. her account earns 2.2% simple interest yearly. exactly a year and a half ago, she opened her account with $900.

how much interest has she earned so far?

The sum of the reciprocal of a positive number and the reciprocal of 2 more than the number is 3/4 equation: the number is

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)

5/6+7/8what is the answer sealsdbdbshd