What does 54/300 equal as a decimal?

An angle that measures between 90 and 180° is called a(,

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)

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0